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USER MANUAL
TRAIL F4

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Summary of Contents for FLX TRAIL F4

  • Page 1 USER MANUAL TRAIL F4...
  • Page 2: Dear Customer

    The Trail has been our best selling model for a couple of years, and based on our customer feedback that’s because of a reason! The concept for the Trail F4 is the same – hybrid tires good for Welding of the chainstay mounting bosses on-road and off-road, lockable front suspension and a powerful mid-motor.
  • Page 3 DEAR CUSTOMER TRAIL F4 | USER MANUAL CONTENTS COMPONENTS TECHNICAL SPECS CONTENTS GEOMETRY ASSEMBLY INSTRUCTIONS In this manual, we’re going to break down the basics to make sure that your bike remains in top shape and performs to the highest TOURING PACKAGE INSTRUCTIONS standard.
  • Page 4 TRAIL F4 | USER MANUAL COMPONENTS Familiarize yourself with the components of your model. This are technical terminolagy used at the FLX engineering department. ` HEADSET HEAD TUBE REAR CASSETE TOP TUBE CHAINRING SEAT TUBE SPEED SENSOR DOWN TUBE SEAT STAY...
  • Page 5: Technical Specs

    COCKPIT DRIVETRAIN FRAME HUBS SEAT MOTOR Designed by FLX with Internal Cable Routing Vuelta M06F M12x148 mm Rear Hub Zoom SP-C261 AL-Alloy, 300mm Seatpost Bafang M600 Max Mid-Mounted Motor Manufactured by JiuLun, 6061 Aluminium FLX Branded Velo, VL-1205 Active Saddle...
  • Page 6 TRAIL F4 | USER MANUAL GEOMETRY TRAIL F4 - SIZE L Seat Tube Length 19 Inches (480 mm) Seat Tube Angle 73.5° Head Tube Length 5.1 Inches (130 mm) Head Tube Angle 69° Stack 26 Inches (667 mm) Effective Top Tube 23.8 Inches (604mm)
  • Page 7 M2.5 Hex Key M4 Hex Key T25 Torx Key 15mm Flat Wrench TRAIL F4 | USER MANUAL INCLUDED TOOLS FOR ASSEMBLY: ASSEMBLY INSTRUCTIONS Please follow the instructions for assembly in the following INSTALL THE HANDLEBARS INSERT THE SEATPOST pages carefully and properly. If you dont feel 100% Press the handlebar against the stem.
  • Page 8 TRAIL F4 | USER MANUAL TOURING PACKAGE INSTRUCTIONS The touring package is optional and is not included with INSTALL THE SMARTPHONE MOUNT every bike. Please follow the instructions for assembly of The universal mount is easy to install, without any bolts or step carefully and properly.
  • Page 9: Useful Tips

    TRAIL F4 | USER MANUAL USEFUL TIPS Your safety, comfort, and happiness are of great CLEANING & CARE Inspect the bolts on a regular basis, to ensure that they importance to us and we can’t stress enough how The biggest enemy of any bike is rust, so make sure to dry are tight and all components are secure.
  • Page 10: Maintenance Instructions

    TRAIL F4 | USER MANUAL | 10 MAINTENANCE INSTRUCTIONS While FLX bikes are built for heavy use, proper care and maintenance should be performed to maintain optimal performance. Most adjustments can be performed with basic tools. Larger issues should be handled by a qualified bike mechanic.
  • Page 11 FRAME The frame is custom designed by the engineering team at the FLX Shanghai office. It still has the iconic FLX top-tube, but with a new downtube and motor bracket. The dropouts are also new, with the disc brake caliper mounted inbetween the chainstay and seatstay.
  • Page 12: Suspension Fork

    TRAIL F4 | USER MANUAL | 12 SRSUNTOUR XCR32 AIR ADJUSTMENT LEVER REBOUND ADJUSTMENT LEVER SUSPENSION FORK The XCR 32 LO R AIR is SR SUNTOUR’s first offering of an air sprung fork in the XC category of suspension forks. It features...
  • Page 13 TRAIL F4 | USER MANUAL | 13 BATTERY INDICATOR BAFANG LCD SCREEN DISPLAY The LCD screen has many functions.The speed is shown in the POWER ASSIST LEVEL middle, the battery level at the top, and the trip distance/ power assist level at the bottom.
  • Page 14: Disc Brakes

    | 14 BRAKE CABLE TEKTRO AURIGA DISC BRAKES The Trail F4 comes with a powerfull 4-piston, low maintenance hydraulic Tektro HD-M745 Auriga disc brake. The rotor with 203 mm is the largest on the market, for maximum stopping power. BRAKE ROTOR We recommended to bleed the system after a lot of riding when the brake action starts to feel spongy.
  • Page 15 TRAIL F4 | USER MANUAL | 15 BAFANG M600 MAX MOTOR MOTOR COVER This 500W, 48V motor from Bafang with a maximum torque of MOTOR more than 120 N.m is especially suitable for hill climbing. It uses torque measurement, pedal-assist speed measurement and wheel-speed measurement to calculate the amount of assist needed.
  • Page 16 CABLE ENTRANCE TRAIL F4 | USER MANUAL | 16 KEY LOCK SECURITY LOCK SYR ‘MUSTANG’ DOWNTUBE BATTERY BATTERY HOUSING This 650Wh battery from SYR has a voltage of 48V. The battery can be de-attached via the 2-step lock. 1st turn the key to open the key lock, 2nd turn the security lock lever, and you will be able to take off the battery.
  • Page 17 TRAIL F4 | USER MANUAL | 17 SHIMANO DEORE DRIVETRAIN The updated SHIMANO DEORE M6000 drive system is designed for aggressive trail riding. The derailleur uses SHIMANO SHADOW RD PLUS technology for improved chain stability and retention. The casette has a steel spider and refined tooth profile for the chain.
  • Page 18 REFLECTOR MAXXIS FOREKASTER TIRES The tires on your Trail F4 are 27.5’’ and are 2.35’’ wide. With the Forekaster on your bike, you can forget about the weather and hit the trails. Mid-height tread blocks are spaced evenly to allow penetration through loose trail conditions and openly for better mud-clearing compared to other race tires.
  • Page 19: Legal Disclaimer

    Technical details in the text and illustrations of the translation of these operating instructions are subject to change. For the most up to date version of this FLX User Manual visit flx.bike/manual or email hello@flx.bike.
  • Page 20: Appendix A - 2D Drawing

    JULN/JUCHI Cable Guide JULN/JUCHI Cable Entrance JULN/JUCHI Fender Mounting Bosses JULN/JUCHI Kickstand Bracket Model Year 2019 110-0 Frame Assembly Drawn By: T. Grootjans |24-07-2019 Checked By: Revision Page Size Trail F5 TRAIL F4 Weight: Scale 1:1 Sheet 1 of 1...
  • Page 21 Share your pictures and experiences with us! WWW.FLX.BIKE HELLO@FLX.BIKE © 2020-02 FLX Bike. No part of this document should be reproduced or distributed without prior permission.

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