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Table of Contents
Owner's Handbook
Street Twin, Thruxton, Thruxton R and
Bonneville T120
This handbook contains information on the Triumph Street Twin, Thruxton,
Thruxton  R and Bonneville  T120 motorcycles. Always store this Owner's Handbook
with the motorcycle and refer to it for information whenever necessary.
The information contained in this publication is based on the latest information
available at the time of printing. Triumph reserves the right to make changes at any
time without prior notice, or obligation.
Not to be reproduced wholly or in part without the written permission of Triumph
Motorcycles America Limited.
© Copyright 09.2015 Triumph Motorcycles America Limited.
Publication part number 3852288-USEN issue 1.
1

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Table of Contents

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   Summary of Contents for Triumph T120

  • Page 1 The information contained in this publication is based on the latest information available at the time of printing. Triumph reserves the right to make changes at any time without prior notice, or obligation.
  • Page 2: Table Of Contents

    TABLE OF CONTENTS This handbook contains a number of different sections. The table of contents below will help you find the beginning of each section where, in the case of the major sections, a further table of contents will help you find the specific subject required. Foreword ................................
  • Page 3: Foreword

    Triumph dealer. • This note symbol indicates points of particular interest more Only an authorized Triumph dealer will efficient and convenient operation. have necessary knowledge, equipment and skills to maintain your Triumph motorcycle correctly.
  • Page 4 Foreword Noise Control System Owner's Handbook Tampering With Noise Control Thank you for choosing a Triumph System is Prohibited. motorcycle. This motorcycle product of Triumph's use of proven Owners are warned that the law may engineering, exhaustive testing, and prohibit:...
  • Page 5 This handbook is available from your Talk to Triumph local dealer in: Our relationship with you does not end • English with the purchase of your Triumph. Your • US English feedback on the buying and ownership • French experience is very important in helping us develop our products and services •...
  • Page 6: Safety First

    Safety First Fuel and Exhaust Fumes SAFETY FIRST Warning The Motorcycle GASOLINE IS HIGHLY FLAMMABLE: Warning Always turn off the engine when refueling. This motorcycle is designed for on- Do not refuel or open the fuel filler cap road use only. It is not suitable for off- while smoking or in the vicinity of any road use.
  • Page 7 Safety First When choosing a helmet, always look for Helmet and Clothing a DOT (Department of Transport) sticker indicating that the helmet has DOT Warning approval. Do not buy a helmet without DOT approval. When riding the motorcycle, both rider and passenger must always wear a Parking motorcycle...
  • Page 8 Triumph does not accept any liability death. whatsoever for defects caused by the fitting non-approved...
  • Page 9 Safety First Riding Warning Warning This Triumph motorcycle should be operated within the legal speed limits Never ride motorcycle when particular road travelled. fatigued or under the influence of Operating a motorcycle at high speeds alcohol or other drugs. can be potentially dangerous since the...
  • Page 10 Your solution to both situations is the Caution same. Keep firm hold handlebars without locking arms or This Triumph motorcycle fighting the steering. Smoothly ease off equipped with spark arresters. the throttle to slow gradually. Do not Operation in forests, brush or grass...
  • Page 11 Safety First Warning Warning The rider and passenger must always When banking and the bank angle use the footrests provided, during indicator, attached rider's operation of the vehicle. footrest, makes contact with ground, the motorcycle is nearing its By using the footrests, both rider and bank angle limit.
  • Page 12: Warning Labels

    Warning Labels WARNING LABELS Warning Label Locations The labels detailed on this and the following pages draw your attention to important safety information in this handbook. Before riding, ensure that all riders have understood and complied with all the information to which these labels relate. MAX LOAD 5 kg (11 lbs) R.P.M.
  • Page 13 Warning Labels Warning Label Locations (continued) Caution All warning labels and decals, with the exception of the Running-in label, are installed to the motorcycle using a strong adhesive. In some cases, labels are installed prior to an application of paint lacquer. Therefore, any attempt to remove the warning labels will cause damage to the paintwork or bodywork.
  • Page 14: Parts Identification

    Parts Identification PARTS IDENTIFICATION Street Twin Front turn signal Coolant expansion tank Headlight Coolant expansion tank cap Clutch cable Side stand Battery (beneath seat) Gear change pedal Owner’s Handbook (beneath seat) Horn Brake/tail light Radiator Rear turn signal Front brake caliper Rear brake disc Front brake disc Rear brake caliper...
  • Page 15 Parts Identification Parts Identification - Continued Street Twin Fuel tank Rear brake pedal Coolant pressure cap (beneath fuel Rear brake fluid reservoir (behind side tank) panel) Fuel filler cap Adjustment tool (behind side panel) Front brake fluid reservoir Drive chain Front fork Rear suspension unit Oil filler plug...
  • Page 16 Parts Identification Parts Identification Thruxton and Thruxton R Front turn signal Rear brake caliper Headlight Side stand Clutch cable Gear change pedal Battery (beneath seat) Horn Owner’s Handbook (beneath seat) Radiator Brake/tail light Front brake caliper Rear turn signal Front brake disc Rear brake disc...
  • Page 17 Parts Identification Parts Identification - Continued Thruxton and Thruxton R Fuel tank Rear brake pedal Fuel filler cap Rear brake fluid reservoir (behind side Front brake fluid reservoir panel) Front fork Adjustment tools (behind side panel) Oil filler plug Drive chain Coolant expansion tank Muffler Oil level sight glass...
  • Page 18 Parts Identification Parts Identification Bonneville T120 Front turn signal Coolant expansion tank Headlight Coolant expansion tank cap Clutch cable Side stand Battery (beneath seat) Gear change pedal Owner’s Handbook (beneath seat) Horn Brake/tail light Radiator Rear turn signal Front brake caliper...
  • Page 19 Parts Identification Parts Identification - Continued Bonneville T120 Fuel tank Rear brake fluid reservoir (behind side Fuel filler cap panel) Front brake fluid reservoir Adjustment tool (behind side panel) Front fork Drive chain Oil filler plug Rear suspension unit Oil level sight glass...
  • Page 20 Parts Identification Parts Identification Street Twin Clutch lever Front brake lever Headlight dimmer switch Engine stop switch SCROLL button Hazard button Speedometer Turn signal switch Warning lights Horn button Odometer/Information display screen Front brake fluid reservoir...
  • Page 21 Parts Identification Parts Identification Thruxton, Thruxton R and Bonneville T120 Clutch lever Information display screen Headlight dimmer switch Front brake fluid reservoir SCROLL button Front brake lever Daytime Running Lights (DRL) switch Engine stop switch (if equipped) MODE button (Thruxton only)
  • Page 22: Serial Numbers

    Serial Numbers Engine Serial Number SERIAL NUMBERS The engine serial number is stamped on the upper engine crankcase, towards Vehicle Identification Number (VIN) the rear, and is visible from the left The vehicle identification number is hand side, behind the starter motor. stamped into the steering head area of the frame.
  • Page 23: General Information

    General information GENERAL INFORMATION Table of Contents Instrument Panel Layout ......................... 25 Warning Lights .............................. 27 Engine Management System Malfunction Indicator Light (MIL) ........27 Low Oil Pressure Warning Light....................27 High Coolant Temperature Warning Light................28 Alarm/Immobiliser Indicator Light ....................28 ABS (Anti-Lock Brake System) Warning Light ...............
  • Page 24 General information Replacement Tires..........................42 Ignition Switch/Steering Lock ........................ 42 Engine Immobiliser ..........................43 Ignition Key ............................. 43 Right Handlebar Switches........................44 STOP Position............................45 RUN Position ............................45 START Position ............................45 MODE Button (if equipped) ......................45 Hazard Warning Lights ........................45 Left Handlebar Switches ..........................
  • Page 25: Instrument Panel Layout

    General information Instrument Panel Layout Street Twin 18 17 16 15 14 13 Speedometer Tire pressure warning light (if Tire Traction Control (TC) disabled warning Pressure Monitoring System (TPMS) is light equipped) Traction Control (TC) indicator light Right hand turn signal light Low fuel level indicator light Neutral indicator light High coolant temperature warning light...
  • Page 26 General information Instrument Panel Layout Thruxton, Thruxton R and Bonneville T120 Traction Control (TC) indicator light Left hand turn signal light High coolant temperature warning light Tachometer ABS (Anti-Lock Brake System) warning Right hand turn signal light light Low fuel level indicator light...
  • Page 27: Warning Lights

    ON without running the consumption. Reduced engine engine. performance could cause a dangerous riding condition, leading to loss of control and an accident. Contact an authorized Triumph dealer as soon as possible to have the fault checked and rectified.
  • Page 28: High Coolant Temperature Warning Light

    The alarm/immobilizer light will only non-ABS braking system. illuminate when conditions continue to ride for longer than is described genuine Triumph necessary with the indicator light accessory alarm instructions are met. illuminated. Contact authorized Triumph dealer as soon as possible to...
  • Page 29: Traction Control (tc) Indicator Light

    Traction Control (TC) Indicator Light traction control warning lights illuminated. Contact authorized Triumph dealer as soon as possible to The TC indicator light is used to have the fault checked. indicate that traction control system is active and is working to limit...
  • Page 30: High Beam

    General information High Beam Tire Pressure Warning Light Note: When the ignition is switched ON • Tire Pressure Monitoring System and the headlight dimmer switch is set (TPMS) is an accessory option only to 'high beam', the high beam warning available on models equipped with light will illuminate.
  • Page 31: Instruments

    General information The tire pressure at which the warning Instruments light illuminates temperature compensated to 20°C but the numeric pressure display associated with it is Speedometer and Odometer not. Even if the numeric display seems The speedometer indicates the road at or close to the standard tire pressure speed of the motorcycle.
  • Page 32: Gear Position Display

    General information Gear Position Display All Models Except Street Twin Gear position symbol (Street Twin Fuel gauge shown) Low fuel indicator light Gear position display (neutral position The fuel gauge indicates the amount of shown) fuel in the tank. With the ignition The gear position display indicates switched on, the number of bars shown which gear (1-5 or 1-6) has been...
  • Page 33: Range To Empty

    General information Range to Empty Trip Meter Street Twin Only Trip meter display (Street Twin shown with trip 1 selected) Range to empty indicator There are two trip meters. Either trip Estimated distance remaining meter shows the distance that the motorcycle has travelled since the All Models Except Street Twin meter on display was last reset to zero.
  • Page 34: Clock

    General information To switch between trip meters, press Clock and release the SCROLL button, located To access the clock, press and release on the left hand handlebar switch the SCROLL button, located on the left housing, until the desired trip meter is hand handlebar switch housing, until visible.
  • Page 35: Riding Modes

    Riding modes are available on the The minutes display is adjusted in the Thruxton, Thruxton same way as for the hour display. Bonneville T120 models. Once both hours and minutes are correctly set, press the SCROLL button riding mode system...
  • Page 36: Selecting A Riding Mode - With The Motorcycle Stationary

    General information Bonneville T120 Selecting a Riding Mode – when Riding the Motorcycle ROAD Standard throttle response. RAIN Reduced throttle response when Warning compared to the ROAD setting, for wet or slippery conditions. The selection of riding modes while the...
  • Page 37: Traction Control (tc)

    General information Press and release the MODE button on Traction Control (TC) the left hand handlebar switch housing until the desired riding mode is flashing Warning in the display. Within 30 seconds of pressing the Traction control is not a substitute for MODE button the rider must carry out riding appropriately for the prevailing the following simultaneously:...
  • Page 38: Traction Control Settings

    General information Traction Control Settings Press and release the SCROLL button on the left hand handlebar switch housing until ’ttcOn’ is shown in the Warning display. Press and hold the SCROLL button for Do not attempt to adjust the traction more than one second to change control settings while the motorcycle is between...
  • Page 39: Abs Disable - Thruxton And Thruxton r Models Only

    General information ABS Disable - Thruxton and Note: Thruxton R Models Only • With the ABS disabled, the traction control will still function (unless It is possible to temporarily disable the traction control has been manually ABS system. The ABS system cannot be disabled).
  • Page 40: Tire Pressure Monitoring System (tpms) (if Equipped)

    12 mph (20 km). Two dashes will be visible in the display screen until the tire pressure signal is received. The tire pressure monitoring system (TPMS) is an accessory equipped item must installed your authorized Triumph dealer.
  • Page 41: System Display

    TPMS warning light will be on and the TPMS symbol will flash continuously. Contact your authorized Triumph dealer to have the sensor replaced and the new serial TPMS warning light number recorded in the spaces provided TPMS symbol on page 40.
  • Page 42: Replacement Tires

    Ignition Switch/Steering Lock to expand and the inflation pressure to increase. The cold inflation pressures specified by Triumph take account of this. Owners must only adjust tire pressures when the tires are cold using an...
  • Page 43: Engine Immobiliser

    General information When the ignition switch is turned to Warning the OFF position and the ignition key is removed, the engine immobilizer is on For reasons of security and safety, (see page  28). The engine immobilizer is always turn the ignition to the OFF or turned off when the ignition key is in PARK position and remove the key the ignition switch and it is turned to...
  • Page 44: Right Handlebar Switches

    Engine start/stop switch STOP position RUN position START position Hazard warning light switch Thruxton and Bonneville T120 cjai Engine start/stop switch STOP position RUN position START position MODE button Hazard warning light switch...
  • Page 45: Stop Position

    General information STOP Position Note: The STOP position is for emergency use. • Even if the clutch lever is pulled to If an emergency arises which requires the handlebar, the starter will not the engine to be stopped, move the operate if the side stand is down engine start/stop switch to the STOP and a gear is engaged.
  • Page 46: Left Handlebar Switches

    General information Turn Signal Switch Left Handlebar Switches When the turn signal switch is pushed to the left or right, the corresponding turn signals will flash on and off. indicators canceled manually. To manually turn off the indicators, press release indicator switch in the central position.
  • Page 47: High Beam Button

    General information High Beam Button Throttle Control When the high beam button is pressed the high beam will be switched on. Each press of the button will swap between dip and high beam. Note: • daytime running lights equipped on the motorcycle, the high beam button has additional functionality.
  • Page 48: Brake And Clutch Lever Adjusters

    General information For all of the conditions mentioned Brake and Clutch Lever contact an authorized Triumph dealer as Adjusters soon as possible to have the fault checked and rectified. cblc_1 Adjuster wheel, clutch lever shown Arrow mark An adjuster is installed to both the front brake and clutch levers.
  • Page 49: Brake Lever Adjusters - Thruxton r Only

    Brake Lever Adjusters - Fuel Requirement/Refuelling Thruxton R Only cbny Fuel Grade This Triumph motorcycle is designed to run on unleaded gasoline with a CLC or AKI octane rating (R+M)/2 of 87 or higher. Federal regulations require that pumps delivering unleaded gasoline are...
  • Page 50 90% gasoline and is often described under the names 'gasohol', 'Ethanol Note: enhanced', or 'contains Ethanol'. This fuel may be used in your Triumph • If 'knocking' or 'pinging' occurs at a motorcycle. steady engine speed under normal...
  • Page 51: Fuel Tank Cap

    General information Refueling Fuel Tank Cap Warning To help reduce hazards associated with refueling, always observe the following fuel safety instructions: Gasoline (fuel) is highly flammable and explosive under certain conditions. When refueling, turn the ignition switch to the OFF position. Do not smoke.
  • Page 52: Filling The Fuel Tank

    General information Filling the Fuel Tank After refueling always check that the fuel filler cap is correctly closed. Avoid filling the tank in rainy or dusty conditions where airborne material can Warning contaminate the fuel. Overfilling the tank can lead to fuel Caution spillage.
  • Page 53: Stands

    General information For instructions on safe parking, refer Stands to the 'How to Ride the Motorcycle' section. Side Stand Center Stand (if equipped) citq Side stand cizj The motorcycle is equipped with a side Center stand stand on which it can be parked. To set the motorcycle on the center stand, hold the motorcycle upright, step Warning...
  • Page 54: Side Panels

    The Owner’s Handbook is located on the Finally, grasp the panel and make sure underside of the seat. that it is fully retained. Thruxton, Thruxton R and Bonneville T120 The Owner’s Handbook is located under the seat on the rear fender.
  • Page 55: Helmet Hook

    General information Helmet Hook Seats Note: • Not equipped on Thruxton and Seat Care Thruxton R. A helmet can be secured to the Caution motorcycle using helmet hook located on the left hand side of the To prevent damage to the seats or motorcycle, beneath the seat.
  • Page 56: Seat Lock

    General information Place the seat cover facing upwards, on Warning a clean, flat surface using the metal stand and two plastic stands at the rear To prevent detachment of the seat of the seat to rest on. during riding, after fitting always grasp page ...
  • Page 57: Universal Serial Bus (usb) Socket

    General information Universal Serial Bus (USB) Warning Continued Socket Water in the USB socket could lead to an electrical problem, resulting in motorcycle damage, loss of motorcycle control and an accident. Caution Do not leave the ignition switch in the ON position unless the engine is running as this will discharge the battery.
  • Page 58: Running-in

    General information From 500 to 1,000 miles (800 to 1,500 Running-In km): • Engine speed can gradually be increased to the rev limit for short R.P.M. cboa periods. Running-in is the name given to the Both during and after running-in has process that occurs during the first been completed: hours of a new vehicle's operation.
  • Page 59: Safe Operation

    Maintenance page 91). and Adjustment section or see your Brake Pads: There should be more than authorized Triumph dealer for the action 0.06  in (1.5  mm) of friction material required to return the motorcycle to a remaining...
  • Page 60 General information Front Forks: Smooth action. No fork oil Electrical Equipment: All lights and horn leakage (see page 99). function correctly (see page 46). Throttle: Make sure that the throttle Engine Stop: Stop switch turns the grip returns to the idle position without engine off (see page 44).
  • Page 61: How To Ride The Motorcycle

    How to Ride the Motorcycle HOW TO RIDE THE MOTORCYCLE Table of Contents How to Ride the Motorcycle ........................62 To Stop the Engine ............................63 To Start the Engine ............................. 63 Moving Off................................ 64 Changing Gears............................. 65 Braking ................................66 Parking ................................
  • Page 62: How To Ride The Motorcycle

    How to Ride the Motorcycle How to Ride the Motorcycle STOP position RUN position START position ON position Ignition switch Neutral indicator light...
  • Page 63: To Stop The Engine

    How to Ride the Motorcycle To Stop the Engine To Start the Engine Close the throttle completely. Check that the engine stop switch is in the RUN position. Select neutral. Ensure the transmission is in neutral. Turn the ignition switch off. Turn the ignition switch on.
  • Page 64: Moving Off

    How to Ride the Motorcycle Moving Off Caution Continued Pull in the clutch lever and select first gear. Open the throttle a little and let Do not let the engine idle for long out the clutch lever slowly. As the periods this lead...
  • Page 65: Changing Gears

    How to Ride the Motorcycle Changing Gears Note: • The gear shift mechanism is the 'positive stop' type. This means that, for each movement of the gear shift pedal/lever, you can only select each gear, one after the other, in ascending or descending order.
  • Page 66: Braking

    Riders should practice emergency braking in a traffic-free area (see ABS warnings below/over). Triumph strongly recommends that all riders take a course of instruction, which includes advice on safe brake citm operation. Incorrect brake technique Rear brake pedal could result in loss of control and an accident.
  • Page 67 How to Ride the Motorcycle Warning Warning Continued overall braking performance. Extreme Riding with your foot on the brake braking may cause either wheel to lock, pedal or your hands on the brake lever reducing control of the motorcycle and may actuate the brake light, giving a causing an accident (see ABS warnings false indication to other road users.
  • Page 68 Contact authorized Triumph dealer as soon as possible to Under some circumstances have the fault checked and rectified. In possible that a motorcycle equipped this situation, braking too hard will...
  • Page 69: Parking

    How to Ride the Motorcycle Do not leave the switch in the P position Parking for long periods of time as this will discharge the battery. Ensure that the side stand is fully retracted before riding off. Warning Do not park on a soft or on a steeply inclined surface.
  • Page 70: Considerations For High-speed Operation

    Warning from those you are familiar with at legal road speeds. Do not attempt This Triumph motorcycle should be high-speed operation unless you have operated within the legal speed limits received sufficient training and have...
  • Page 71 How to Ride the Motorcycle Luggage Engine Oil Make certain that luggage Make certain that the engine oil level is containers closed, locked correct. Ensure that the correct grade securely installed to the motorcycle. and type of oil is used when topping off. Brakes Drive Belt Check that the front and rear brakes...
  • Page 72: Accessories, Passengers And Loading

    Accessories, Passengers and Loading ACCESSORIES, Warning Continued PASSENGERS AND This maximum loading weight is made LOADING up from the combined weight of the rider, passenger, any accessories fitted and any load carried. Accessories and Loading models that have adjustable The addition of accessories and carrying suspension settings, ensure that front of additional weight can affect the and rear spring preload and damping...
  • Page 73 Accessories, Passengers and Loading Warning Warning Continued The presence of accessories and/or Only operate this Triumph motorcycle payload will cause changes in the at high speed in closed-course on-road stability handling competition closed-course motorcycle. racetracks. High-speed operation should only then be attempted by...
  • Page 74 (if fitted) is used to carry small objects, The handling and braking capabilities they must not exceed a total maximum of a motorcycle will be affected by the weight of: presence of a passenger. The rider Street Twin and Bonneville T120 - 6.6 lb must make allowances these (3 kg)
  • Page 75: Maintenance

    Maintenance MAINTENANCE Table of Contents Scheduled Maintenance..........................77 Scheduled Maintenance Table ....................... 78 Engine Oil................................80 Oil Level Inspection ..........................80 Oil and Oil Filter Change........................81 Disposal of Used Engine Oil and Oil Filters ................82 Oil Specification and Grade ......................82 Cooling System ..............................
  • Page 76 Maintenance Front Suspension Preload Adjustment - Thruxton R Only..........101 Front Suspension Rebound and Compression Damping Adjustment - Thruxton R Only................................101 Rear Suspension............................102 Rear Suspension Settings....................... 102 Rear Suspension Preload Adjustment..................103 Rear Suspension Rebound Damping Adjustment - Thruxton R only ...... 104 Rear Suspension Compression Damping Adjustment - Thruxton R only ....
  • Page 77: Scheduled Maintenance

    Special tools, knowledge and training maintenance intervals shown. Consult are required in order to correctly carry an authorized Triumph dealer for advice out the maintenance items listed in the on which maintenance schedule is most scheduled maintenance chart. Only an suitable for your motorcycle.
  • Page 78: Scheduled Maintenance Table

    • • • Autoscan - Carry out a full Autoscan using the • • • • • Triumph Diagnostic Tool (print a customer copy) Exhaust clamp bolts - check/adjust • • • • • Air cleaner - replace • •...
  • Page 79 Maintenance Operation Description Odometer Reading in Miles (Km) or Time Period, whichever comes first First Service Annual Mileage Based Service Service Every 500 (800) Year 10,000 and 20,000 40,000 1 month 30,000 (16,000 (32,000) (64,000) and 48,000) Steering and Suspension Steering - check for free operation •...
  • Page 80: Engine Oil

    Maintenance Engine Oil Warning Never start the engine or run the engine in a confined area. Exhaust cbnz fumes are poisonous and can cause In order for the engine, transmission, loss of consciousness and death within clutch function correctly, a short period of time. Always operate maintain the engine oil at the correct your motorcycle in the open air or in level, and change the oil and oil filter in...
  • Page 81: Oil And Oil Filter Change

    Unscrew and remove the oil filter using cancer. Always wear suitable the Triumph service tool T3880313. protective clothing and avoid skin Dispose filter contact with used oil. environmentally friendly way.
  • Page 82: Disposal Of Used Engine Oil And Oil Filters

    Do not overfill or exceed the capacities given in the Specifications section. Start the engine and allow it to idle for a Oil Specification and Grade minimum of 30 seconds. Triumph's high performance fuel injected engines are designed to use...
  • Page 83: Cooling System

    Maintenance Refer to the chart below for the correct Cooling System oil viscosity (10W/40 or 10W/50) to be used in your riding area. Ambient Temperature (°C) (°C) SAE 10W/50 To ensure efficient engine cooling, check the coolant level each day before riding SAE 10W/40 the motorcycle, and top off the coolant if the level is low.
  • Page 84: Coolant Level Inspection

    Coolant Level Inspection Note: • The coolant level should be checked when the engine is cold (at room or ambient temperature). Street Twin and Bonneville T120 Expansion tank cap MAX and MIN marks Position the motorcycle on level ground upright position.
  • Page 85: Coolant Level Adjustment

    Check the radiator grille and fins for suffer severe damage. obstructions by insects, leaves or mud. Clean off any obstructions with a Street Twin and Bonneville T120 stream of low pressure water. Allow the engine to cool. The expansion tank cap can be removed...
  • Page 86: Throttle Control

    Use of the motorcycle with a sticking damaged throttle control will interfere with the throttle function resulting in loss of motorcycle control and an accident. To avoid continued use of a sticking or damaged throttle control, always have it checked by your authorized Triumph dealer.
  • Page 87: Clutch

    Check that there is 0.04  ‑  0.08  in (1 ‑ 2 mm) of throttle grip free play when lightly turning the throttle grip back and forth. If there is an incorrect amount of free play, Triumph recommends that you have your authorized Triumph dealer cinn investigate. Clutch lever...
  • Page 88: Clutch Adjustment

    Therefore, always replace worn damaged chains using genuine Triumph parts supplied by an authorized Triumph dealer. Warning A loose or worn chain, or a chain that breaks or jumps off the sprockets could catch on the engine sprocket or lock the rear wheel.
  • Page 89: Chain Free Movement Inspection

    Maintenance Use the special chain lubricant as Place the motorcycle on a level surface recommended Specifications and hold it in an upright position with section. no weight on it. Apply lubricant to the sides of the Rotate the rear wheel by pushing the rollers then allow the motorcycle to motorcycle to find the position where stand unused for at least eight hours...
  • Page 90: Chain And Sprocket Wear Inspection

    Triumph dealer take remedial action before you attempt to ride the motorcycle again. Failure to take remedial action may reduce braking efficiency leading to loss of motorcycle control or an accident.
  • Page 91: Brakes - Brake Wear Inspection

    If the lining thickness of any pad (front genuine Triumph supplied chain as or rear brakes) is less than 1.5 mm (0.06 specified in the Triumph Parts Catalog. in), that is, if the pad has worn down to The use of non-approved chains may...
  • Page 92: Breaking-in New Brake Pads And Discs

    During this period, avoid extreme your authorized Triumph dealer must braking, ride with caution and allow for rectify the fault before riding. greater braking distances. Riding with defective brakes may lead to loss of motorcycle control and an Warning accident.
  • Page 93: Front Brake Fluid Level Inspection And Adjustment

    DOT 4 fluid from a sealed the indicator light illuminated. Contact container. an authorized Triumph dealer as soon Refit the reservoir cap ensuring that as possible to have the fault checked diaphragm...
  • Page 94 Maintenance Thruxton R Thruxton and Bonneville T120 jajc_1 T908040 MAX level line, front brake Upper level line, front brake MIN level line, front brake Lower level line, front brake The brake fluid level in the reservoirs To inspect the front fluid level, check the...
  • Page 95: Rear Brake Fluid Level Inspection And Adjustment

    If there has been an appreciable drop in the level of the fluid in either fluid reservoir, consult your authorized Triumph dealer for advice before riding. Riding with depleted brake fluid levels, or with a brake fluid leak is dangerous will cause reduced...
  • Page 96: Mirrors

    Maintenance Models with Bar End Mirrors Mirrors Warning Warning Incorrect adjustment of the bar end Operation of the motorcycle with mirrors may cause the mirror arm to incorrectly adjusted mirrors contact the fuel tank, brake or clutch dangerous. levers or other parts of the motorcycle. Operation of the motorcycle with This will restrict brake or clutch lever incorrectly adjusted mirrors will result...
  • Page 97: Steering/wheel Bearings

    Maintenance The bar end mirrors will be set by your Steering/Wheel Bearings dealer and will not normally require any adjustment. Should adjustment Warning necessary, do not rotate the mirror beyond 75°, measured from the vertical To prevent risk of injury from the section of the mirror arm.
  • Page 98: Wheel Bearings Inspection

    Triumph dealer inspect the wheel bearings. The wheel bearings must be inspected intervals specified scheduled maintenance chart.
  • Page 99: Front Suspension - Front Fork Inspection

    Street Twin Shown Examine each fork for any sign of damage, scratching slider surface, or for oil leaks. If any damage or leakage is found, consult an authorized Triumph dealer. check that forks operate smoothly: Position the motorcycle on level ground.
  • Page 100: Front Suspension Adjustment

    Refer to the Damping table for further information or consult LOADING Rebound Compression your Triumph dealer. Damping Damping Solo Standard 5.25 Riding Comfort (Softer) Sport (Firmer) Rider and Passenger 4.0 5.25...
  • Page 101: Front Suspension Preload Adjustment - Thruxton R Only

    Maintenance Front Suspension Preload Front Suspension Rebound and Adjustment - Thruxton R Only Compression Damping Adjustment - Thruxton R Only ciys Front suspension preload adjuster ciyt Front suspension rebound and The preload adjuster is located at the compression damping adjusters bottom of the front suspension unit.
  • Page 102: Rear Suspension

    Rear Suspension Preload Note: Loading Condition Rear Spring • Street Twin, Thruxton Preload Bonneville T120 suspension settings are spring preload adjustable only. Solo Riding Standard • Thruxton R suspension has three Comfort different rear adjustment settings; (Softer) spring preload, rebound damping Sport (Firmer) 1 and compression damping.
  • Page 103: Rear Suspension Preload Adjustment

    Maintenance Rear Suspension Preload Thruxton R Adjustment Street Twin, Thruxton and Bonneville T120 Rear adjuster settings are counted from one with position one being with the adjuster turned fully anticlockwise. There are five adjuster positions in total. Position five gives the maximum amount of spring preload.
  • Page 104: Rear Suspension Rebound Damping Adjustment - Thruxton R Only

    Maintenance Rear Suspension Rebound Damping Rear Suspension Compression Adjustment - Thruxton R only Damping Adjustment - Thruxton R only ciyr ciyq Rear suspension rebound damping adjuster Rear suspension compression damping rebound damping adjuster adjuster located at the bottom of the rear The compression damping adjuster is suspension unit.
  • Page 105: Bank Angle Indicators

    Typical Tire Marking - Tubeless Tire citc Bank angle indicator Typical Wheel Marking - Tubeless Tire Thruxton, Thruxton R and Bonneville T120 are equipped with spoked wheels which require a tire suitable for use with an inner tube.
  • Page 106 Maintenance Warning Warning Failure to use an inner tube in a Inner tubes must only be used on spoked wheel will cause deflation of motorcycles equipped with spoked the tire resulting in loss of motorcycle wheels and with tires marked 'TUBE control and an accident.
  • Page 107: Tire Inflation Pressures

    Warning display. This differ from inflation pressure set when the tires are This Triumph motorcycle must not be cold because tires become warmer operated above the legal road speed during riding, causing the air in the tire limit except authorized...
  • Page 108: Tire Replacement

    Always have tires and traction, stability and handling which inner tubes mounted and balanced by may lead to loss of control and an your authorized Triumph dealer who has accident. the necessary training and skills to When tubeless...
  • Page 109 Failure to replace a authorized Triumph dealer to inspect punctured tire and inner tube, or the tire both internally and externally. operation with a repaired tire or inner...
  • Page 110: Tire Pressure Monitoring System (only On Models Equipped With Tpms)

    When replacement tires or inner tubes Use of a motorcycle with incorrectly are required, consult your authorized seated tires or inner tubes, incorrectly Triumph dealer who will arrange for adjusted tire pressures, or when not the tires and inner tubes to be accustomed...
  • Page 111: Windscreen Cleaning

    Corrosive chemicals such as battery warranty. Always have your tires acid will damage the windshield. Never mounted by your authorized Triumph allow corrosive chemicals to contact dealer and inform them that tire the windshield. pressure sensors are installed to the wheels.
  • Page 112: Battery

    Maintenance Battery Warning Warning Never attempt to clean the windshield while the motorcycle is in motion as releasing the handlebars may cause Under some circumstances, loss of motorcycle control and an battery can give off explosive gases; accident. keep sparks, flames and cigarettes away.
  • Page 113: Battery Removal

    Maintenance Battery Removal Warning Street Twin and Bonneville T120 Make sure that the battery terminals do not touch the motorcycle frame as this may cause a short circuit or spark, which would ignite battery gases causing a risk of personal injury.
  • Page 114: Battery Maintenance

    For help with selecting a battery motorcycle is unused, the battery will charger, checking the battery Voltage or gradually discharge due to a normal process called self discharge; the clock, battery charging, contact your local authorized Triumph dealer. engine control module (ECM) memory,...
  • Page 115: Battery Installation

    If battery acid gets in your eyes, flush with water for at least 15 minutes and Street Twin and Bonneville T120 SEEK MEDICAL ATTENTION Place the battery in the battery case.
  • Page 116: Fuse Box

    Maintenance Thruxton and Thruxton R Fuse Box Place the battery in the battery case. Secure with the battery strap and make sure the USB port socket is reinstalled. Reconnect the battery, positive lead (identified with red tape) first. Apply a light coat of grease to the terminals to prevent corrosion.
  • Page 117: Headlights

    Maintenance Headlights Note: • Numbers shown in the diagram correspond to the fuse numbers in the table. Position Circuit Protected Rating Warning (Amps) Dip and high headlight Adjust road speed to suit the visibility beams and weather conditions in which the motorcycle is being operated.
  • Page 118: Headlight Adjustment

    Maintenance Headlight Adjustment Caution Continued Note: Covering the headlight lens during • Always make sure the handlebars operation with items clothing, are in the straight ahead position luggage, adhesive tape, devices when checking and adjusting the intended alter adjust headlight beam setting. headlight beam genuine...
  • Page 119: Headlight/position Light Bulb Replacement

    Wire retainer genuine Triumph supplied Headlight bulb headlight bulb as specified in the Position bulb Triumph Parts Catalog. While supporting light unit, Always have replacement headlight disconnect multipin electrical bulbs...
  • Page 120: Rear Light - Bulb Replacement

    Maintenance Thruxton, Thruxton R and Rear Light - Bulb Bonneville T120 Replacement The brake/tail light unit is a sealed, maintenance free LED unit. cizx Wire retainer Headlight bulb While supporting light unit, disconnect multipin electrical connector from the headlight bulb.
  • Page 121: Turn Signal Lights - Bulb Replacement

    Maintenance Thruxton, Thruxton R and Turn Signal Lights - Bulb Bonneville T120 Replacement Street Twin Lens Locating tangs Bulb Lens Carefully twist the lens clockwise and Turn signal lens screw remove from the turn signal to gain Bulb access to the bulb for replacement.
  • Page 122: Cleaning

    Cleaning Preparation for Washing CLEANING Before washing, precautions must be Frequent, regular cleaning taken to keep water off the following essential part of the maintenance of places. your motorcycle. If regularly cleaned, Rear opening of the exhausts: Cover the appearance will be preserved for with a plastic bag secured with rubber many years.
  • Page 123 Cleaning Caution Warning Do not spray any water at all under Never wax or lubricate the brake discs. the rider’s seat. The rider’s seat has Loss of braking power and an accident the engine’s air intake duct installed to could result. Clean the disc with a its base and any water sprayed in this proprietary brand of oil-free brake disc area could enter the airbox and...
  • Page 124 Cleaning Washing Protecting Prepare a mixture of cold water and When the exhaust system is dry, rub mild automotive cleaner. Do not use a 'Motorex 645 Clean and Protect' into the highly alkaline soap as commonly found surface. at commercial car washes because it leaves a residue.
  • Page 125: Care Of Leather Products

    Triumph leather product is Place your leather product in a a natural product and lack of care can fabric bag or cardboard box to result in damage and permanent wear.
  • Page 126: Storage

    (if available), following the fuel with a 50% mixture of coolant (noting stabilizer manufacturer’s instructions. that HD4X Hybrid OAT coolant, as supplied by Triumph, is pre-mixed and requires no dilution) and distilled water Warning solution (see page 83). Gasoline is extremely flammable and...
  • Page 127 Storage Replace the spark plugs, tightening to Preparation after Storage 15 lb ft (20 Nm), and start the engine. Install the battery (if removed) (see Check and if necessary correct the tire page 115). pressures (see page 107). If the motorcycle has been stored for Check and if necessary adjust the drive more than four months, change the chain tension (see page 89).
  • Page 128: Specifications

    Specifications SPECIFICATIONS Street Twin Dimensions, Weights and Performance - Street Twin A list of model specific dimensions, weights and performance figures is available from your authorized Triumph dealer, or on the Internet at www.triumph.co.uk. Payload Street Twin Maximum Payload 210 kg...
  • Page 129 Specifications Fuel System Street Twin Type Electronic Fuel Injection Fuel Pump Submerged Electronic Fuel Pressure (nominal) 50.7 lb - in (3.5 bar) Fuel Street Twin Type CLC or AKI  87 (91  RON unleaded) Tank Capacity 3.17 US gallon (12.0 liters) Ignition Street Twin Ignition System Digital Inductive Spark Plug NGK LMAR8A-9 Spark Plug Gap...
  • Page 130 Approved Tires A list of approved tires specific to these models is available from your authorized Triumph dealer, or on the Internet at www.triumph.co.uk. Electrical Equipment Street Twin...
  • Page 131 4T 10W-40 (fully synthetic) engine oil, sold as Castrol Power RS Racing 4T 10W-40 (fully synthetic) in some countries. Brake Fluid DOT 4 brake fluid Coolant Triumph HD4X Hybrid OAT coolant (pre-mixed) Bearings and Pivots Grease to NLGI 2 specification Drive Chain Chain spray suitable for O-ring chains...
  • Page 132 Specifications Thruxton and Thruxton R Dimensions, Weights and Performance - Thruxton, Thruxton R A list of model specific dimensions, weights and performance figures is available from your authorized Triumph dealer, or on the Internet at www.triumph.co.uk. Payload Thruxton Thruxton R Maximum Payload 210 kg...
  • Page 133 Specifications Fuel System Thruxton Thruxton R Type Electronic Fuel Injection Electronic Fuel Injection Fuel Pump Submerged Electronic Submerged Electronic Fuel Pressure (nominal) 50.7 lb - in (3.5 bar) 50.7 lb - in (3.5 bar) Fuel Thruxton Thruxton R Type CLC or AKI  87 (91  RON CLC or AKI  87 (91  RON unleaded) unleaded) Tank Capacity...
  • Page 134 Approved Tires A list of approved tires specific to these models is available from your authorized Triumph dealer, or on the Internet at www.triumph.co.uk. Electrical Equipment Thruxton...
  • Page 135 4T 10W-40 (fully synthetic) engine oil, sold as Castrol Power RS Racing 4T 10W-40 (fully synthetic) in some countries. Brake Fluid DOT 4 brake fluid Coolant Triumph HD4X Hybrid OAT coolant (pre-mixed) Bearings and Pivots Grease to NLGI 2 specification Drive Chain Chain spray suitable for O-ring chains...
  • Page 136 Specifications Specifications Bonneville T120 Dimensions, Weights and Performance - Bonneville T120 A list of model specific dimensions, weights and performance figures is available from your authorized Triumph dealer, or on the Internet at www.triumph.co.uk. Payload Bonneville T120 Maximum Payload 210 kg...
  • Page 137 Specifications Fuel System Bonneville T120 Type Electronic Fuel Injection Fuel Pump Submerged Electronic Fuel Pressure (nominal) 50.7 lb - in (3.5 bar) Fuel Bonneville T120 Type CLC or AKI  87 (91  RON unleaded) Tank Capacity 3.83 US gallon (14.5 liters) Ignition Bonneville T120 Ignition System Digital Inductive...
  • Page 138 Approved Tires A list of approved tires specific to these models is available from your authorized Triumph dealer, or on the Internet at www.triumph.co.uk. Electrical Equipment Bonneville T120...
  • Page 139 4T 10W-40 (fully synthetic) engine oil, sold as Castrol Power RS Racing 4T 10W-40 (fully synthetic) in some countries. Brake Fluid DOT 4 brake fluid Coolant Triumph HD4X Hybrid OAT coolant (pre-mixed) Bearings and Pivots Grease to NLGI 2 specification Drive Chain Chain spray suitable for O-ring chains...
  • Page 140: Index

    Index Adjustment..... . . 88 INDEX Inspection...... 87 Cooling System .
  • Page 141 Instrument Panel Layout ... . .  25 Bonneville T120 .... 136 Instrument Panel: Tachometer.. 31 Street Twin .
  • Page 142 Index Rear Settings .... 102 Throttle Control .... 47, 86 Inspection.

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  • Scott Feb 12, 2019 06:23:
    How often should oil be changed.