Kenworth T300 Manual
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Kenworth T300 Manual

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T300
Body Builders' Manual

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Rose
July 23, 2025

what is the fuel tank capacity of the year 2000 model of Kenworth lowbed tank

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1 comments:
Rose
July 23, 2025

@Rose more than 20 pieces

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Morehead Sr
February 9, 2025

how many air switches are on the KW T300 and where are they located?

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Summary of Contents for Kenworth T300

  • Page 1 T300 Body Builders’ Manual...

  • Page 2: Table Of Contents

    DETAIL VIEWS ......... . 3-5 Side View Detail — T300 ....... . 3-5 Left Side: Step and Cab Floor Height —...
  • Page 3 Rear Axle Identification ........A-3 Kenworth Truck Co.
  • Page 4 Body Length ......... . B-8 INDEX Kenworth Truck Co. 6/99...
  • Page 5 Figure 3–1. T300 W/ Single Rear Axle: Height and Length Measurements......3-2 Figure 3–2.
  • Page 6 TABLE 3-4. T300 w/ Single Rear Axle: Overall Dimensions [inches (mm)].......

  • Page 7: Scope

    • For chassis operating information consult the Oper- on Kenworth T300 Medium Duty vehicles. Dealers who ator’s Manual , included with each vehicle. They can sell and service the vehicle will also find this information also be ordered from your local dealer.

  • Page 8: Safety And Compliance

    Use the appropriate drill bit. that the vehicle was incomplete when it left the build plant. See page 2–2 and Appendix A for additional information. Kenworth Truck Co. 6/99 2–1...

  • Page 9: Incomplete Vehicle Certification

    MAJOR MANUFACTURER COMPONENTS (TRUCK ONLY) AND WEIGHTS LABEL (TRUCK OR TRACTOR) CHASSIS NUMBER (STAMPED) 0 2 3 7 8 01476 Figure 2–2. Location of Certification Figure 2–1. Incomplete Vehicle Certification Labels - Driver’s Door Document. Kenworth Truck Co. 6/99 2–2...

  • Page 10: Abbreviations

    This section includes drawings and charts of the stan- Approximate turning radius specifications for the T300 dard T300 vehicle, including a 10,000 lb. front suspen- are listed (by wheelbase) in the following tables. Tables sion, a 20,000 lb. rear suspension, and R250F list turn radius information for chassis with 295/75R22.5 tires.

  • Page 11: Side View - T300 With Single Rear Axle

    DIMENSIONS OVERALL DIMENSIONS — T300 Side View — T300 with Single Rear Axle 03008 Figure 3–1. T300 W/ Single Rear Axle: Height and Length Measurements. T300 w/ Single Rear Axle: Overall Dimensions [inches (mm)]. TABLE 3-4. UNLADEN CA * D ** 145 (3683) 237.2 (6025)

  • Page 12: Side View - T300 With Tandem Rear Axle

    DIMENSIONS OVERALL DIMENSIONS — T300 Side View — T300 with Tandem Rear Axle 03008T Figure 3–2. T300 W/ Tandem Rear Axle: Height and Length Measurements. T300 w/ Tandem Rear Axle: Overall Dimensions [inches (mm)]. TABLE 3-5. CA * D ** 175 (4445) 283.2 (7193)

  • Page 13: Front And Rear Views - T300

    OVERALL DIMENSIONS — T300 Front and Rear Views — T300 107.7 (2735) (226) 79.1 (2019) 02389 95.3 (2421) Figure 3–3. T300 Front View: Width and Ground Clearance Measurements [inches (mm)]. 71.8 (1824) (914) 17 (432) (864) 46.3 (1177) BOTTOM (248) FRAME FLANGE 71.9 (1827)

  • Page 14: Detail Views

    AXLE C/L 82.8 (2102) Figure 3–5. T300 Detailed Side View: Specific Measurements [inches (mm)]. T300 Front and Rear Suspension (FS/RS) Centerline (C/L) to Rail Measurements. TABLE 3-6. CENTERLINE OF AXLE TO BOTTOM FLANGE OF RAIL [IN. (MM)] LOAD REAR SUSPENSION UNLADEN 8.4 (213)

  • Page 15: Left Side: Step And Cab Floor Height - T300

    DIMENSIONS OVERALL DIMENSIONS — T300 Left Side: Step and Cab Floor Height — T300 03012 Figure 3–6. T300 Battery Box Step and Cab Floor: side view, left side. T300 Battery Box Step and Cab Floor Measurements. TABLE 3-7. UNLADEN LADEN POSITION IN.

  • Page 16: Right Side: Step And Cab Floor Height - T300

    DIMENSIONS OVERALL DIMENSIONS — T300 Right Side: Step and Cab Floor Height — T300 9707211 Figure 3–7. T300 Fuel Tank Step and Cab Floor: side view, right side. T300 Fuel Tank Step and Cab Floor Measurements. TABLE 3-8. UNLADEN LADEN POSITION IN.

  • Page 17: Crossmember Locations - T300

    340.4 (8646) — — — 257 - 262 101.7 (2585) 156.9 (3985) 350.4 (8900) Driveline centerbearing (CB) mounted on this crossmember Dimensions noted are based on the use of the standard T300 transmission, rear axle, and driveline. Kenworth Truck Co. 3–8...

  • Page 18: Fuel Tank Locations - T300

    DIMENSIONS OVERALL DIMENSIONS — T300 Fuel Tank Locations — T300 03011 Figure 3–9. T300 Fuel Tank Locations. T300 Fuel Tank Locations for Standard Wheelbase Configurations [inches (mm)]. TABLE 3-10. FUEL TANK RH Under Cab Rectangular Steel 50 Gal 33.5 (851) 56 Gal 35.6 (904)

  • Page 19: Components

    Battery Box and Air Tanks — T300 STANDARD BATTERY BOX WITH AIR TANKS (838) (220) (184) 12.6 (319) 13.6 (346) LADEN 15.9 (404) UNLADEN REAR VIEW GROUND 03006-1 Figure 3–11. T300 Battery Box and Air Tank Measurements [Inches (mm)]. Kenworth Truck Co. 3–10...

  • Page 20: Fuel Tank And Exhaust - T300

    25.9 (658) 11.0 (279) 16.3 (414) 9.9 (251) LADEN 12.2 (310) UNLADEN REAR VIEW REAR VIEW LEFT SIDE BEHIND CAB GROUND RIGHT SIDE UNDER CAB Figure 3–13. T300 Optional 22-inch Fuel Tank Mounting Measurements [Inches (mm)]. Kenworth Truck Co. 3–11...

  • Page 21: Horizontal Muffler-Vertical Tailpipe On Cab - T300

    DIMENSIONS OVERALL DIMENSIONS — T300 Horizontal Muffler-Vertical Tailpipe on Cab — T300 7.3 (185) 7 (178) Figure 3–14. T300 Vertical Tailpipe on Side of Cab [Inches (mm)]. 25 (635) 8 (203) MUFFLER (736.6) Figure 3–15. T300 Vertical Tailpipe on Back of Cab [Inches (mm)].

  • Page 22: Body Mounting

    The true distance from the centerline of the front axle to the back of the cab is 68 inches (1727 mm). It is recom- mended that the leading edge of the body be mounted Kenworth Truck Co. 4–1...

  • Page 23: Chassis With Outserts

    "gap" See Figure 4–3. above. periods of high or low humidity. The strip will be less likely to fall out during extreme relative motion between body and chassis. See Figure 4–4. Kenworth Truck Co. 4–2...

  • Page 24: Brackets

    01023 Figure 4–5. High Compression Spring Between the Mounting Bolt and Upper Figure 4–7. Hole Location Guidelines for Frame Rail Bracket. and Bracket. Another possibility is mounting a rubber spacer between the brackets. See Figure 4–6. Kenworth Truck Co. 4–3...

  • Page 25: Frame Drilling

    WARNING! Do not drill new holes any top surface of the rail flange. closer than 2 inches (50mm) to existing holes. Frame drilling affects the strength of the rails. Kenworth Truck Co. 4–4...

  • Page 26: Rear Body Mount

    See Figure 4–10. CAUTION: Mount U–bolts so they do not chafe on frame rail. FRAME RAIL Figure 4–11. Example of Fishplate Bracket at Rear End of Body, used with U–Bolts. Kenworth Truck Co. 4–5...

  • Page 27: Frame Modifications

    Do not drill new holes any closer than 2 inches (50mm) to existing holes. Frame drilling affects the strength of There are ten standard wheelbase choices for the T300 the rails. with a single rear axle (145 to 280 inches) and seven choices available with tandem rear axles.

  • Page 28: Changing Wheelbase

    Before changing the wheelbase the driveline angles of the proposed wheelbase need to be examined to Figure 5–2. Frame Insert ensure that no harmful vibrations are created. Consult the driveline manufacturer for appropriate recommen- dations. Kenworth Truck Co. 5–2...
  • Page 29 2 inches (50mm) to existing SUSPENSION holes. Frame drilling affects the strength of the rails. SHORTENED WHEELBASE CUT FRAME AT REAR TO OBTAIN DESIRED CUTOFF 03008-1 Figure 5–3. Comparison of Original, Shortened, and Extended Wheelbases. Kenworth Truck Co. 5–3...

  • Page 30: Crossmembers

    FRAME MODIFICATIONS Crossmembers WELDING After changing a wheelbase, an additional crossmem- The 10.5 inch frame rail on the T300 is non–heat ber may be required to maintain the original frame treated steel and can be welded using the following pre- strength.

  • Page 31: Introduction

    Compare it to the current capacity of the circuit you are connecting into. The current carrying capacity of the wires, controls, switches, and circuit breakers that provide current to the circuit must be equal to or greater Kenworth Truck Co. 6–1...

  • Page 32: Fuse And Circuit Identification

    AUX PWR P4TR BLUE BODY OR TRAILER MARKER/ CLEARANCE LP CLEARANCE L3MLB BLACK LAMPS STOP LP BRAKE LAMP L2STC TAIL LP TAIL LAMP L1TL BROWN GROUND WHITE Figure 6–2. Prewired Truck and Body Harness (before 4/98) Kenworth Truck Co. 6–2...

  • Page 33: Figure 6-3. Prewired Truck And Body Harness (After 3/98)

    BODY OR Optional config - BAT power TRAILER MARKER/ CLEARANCE LP CLEARANCE L3MLB BLACK LAMPS STOP LP BRAKE LAMP L2STC TAIL LP TAIL LAMP L1TL BROWN GROUND WHITE Figure 6–3. Prewired Truck and Body Harness (after 3/98) Kenworth Truck Co. 6–3...

  • Page 34: Circuits Wired Through The Ignition

    15 ampere fuse, in the igni- tion circuit. This aux power circuit can be used only when the ignition switch is ON. Circuits Wired to Battery The following circuits are wired directly to the battery through a fuse and switch. Kenworth Truck Co. 6–4...

  • Page 35: Installing A Third Battery

    Use Figure 6–5 as a guide. Install the circuit breaker inside the battery box on the rear panel. WARNING! DO NOT use a circuit breaker of lower capacity than the liftgate amper- age requirements. If you do, it could result Kenworth Truck Co. 6–5...

  • Page 36: Connecting The Liftgate Power

    MOUNT CIRCUIT LIFTGATE BREAKER ON POWER THIS PANEL CABLE 7855-7-200 CIRCUIT BREAKER CONNECT K396-1C91F014 CIRCUIT BREAKER CABLE TO BATTERY POSITIVE TERMINAL 01048 Figure 6–5. Liftgate Circuit Breaker Inside Battery Box. Kenworth Truck Co. 6–6...
  • Page 37 Body Length ......... . B-8 Kenworth Truck Co.

  • Page 38: Vehicle Identification

    VIN. tion) forms the Vehicle Identification Number (VIN) and Chassis Number. It contains among other information, The T300 chassis number is shown in six places: the model year (4), assembly plant (5), and vehicle serial number (6). See Figure 1–1.

  • Page 39: Tire/Rim And Weight Rating Data Label

    This label is located next to the Noise Emission Label on the steering column support. COMPONENT IDENTIFICATION Figure 1–4. Front Axle Identification. Each of the following components has their own identifi- cation label. Kenworth Truck Co. A–2...

  • Page 40: Rear Axle Identification

    Model No., Production Assembly No., Serial No., Gear Ratio, and Part Number. 01053 Figure 1–5. Rear Axle Identification Labels. NOTE: Illustrated identification tag locations are typical. Actual locations may vary by axle manufacturer and with single versus tandem axles. Kenworth Truck Co. A–3...

  • Page 41: Weight Distribution

    Back of cab to centerline of rear axle be the body, the payload or any item that has its weight distributed between the two NOTE: The T300 CA figures are measured axles. from the true back of cab to the centerline of Portion of load (L) carried by front axle the rear axle.

  • Page 42: Calculations

    CG from the equip- ment manufacturer. b. Use equations 1 and 2 to determine the portions of the load carried by each axle. • The weight distribution is calculated as illus- trated below: Kenworth Truck Co. B–2...

  • Page 43: Weight Distribution With Body

    WEIGHT DISTRIBUTION Weight Distribution with Body Table B-3 lists several available options on the T300. It also lists their added weight when installed on the chas- sis and the location (from the front axle) of the CG of Chassis Weights this added weight.

  • Page 44: Table B-2. T300 Tandem Rear Axle "Bare" Chassis Tare Weights (No Driver, No Fuel), Lb (Kg

    WEIGHT DISTRIBUTION NOTE: The weights in Table B-2 T300 Tandem Rear Axle “Bare” Chassis Tare TABLE B-2. represent a standard chassis Weights (no driver, no fuel), lb (kg). (built standard specifica- WHEELBASE tions). Weights do not include FRONT REAR TOTAL INCHES any options.
  • Page 45 WEIGHT DISTRIBUTION TABLE B-3. T300 Options TABLE B-3. T300 Options (continued) Location Location Description Weight (CGf) Description Weight (CGf) Michelin PXZA2 275/80R22.5 Driver TIRES (weight per pair) (continued) Michelin PXZU4 275/80R22.5 Michelin XZA2 11R22.5 LIGHTS & SIGNALS Michelin PXDHT 275/80R22.5 Back up alarm Michelin XDHT 11R22.5...

  • Page 46: Rear Liftgate Example

    350 164 lb 84kg – – 1,000 lb, the front axle loading is reduced by a com- pensating amount (230 lb). The combined weight on the front and rear axles is equal to that of the liftgate. Kenworth Truck Co. B–6...

  • Page 47: Complete (Loaded) Vehicle

    5661kg L Lr 16 000 12 480 3 520 – – 1597kg TABLE B-4. T300 Weight distribution and chassis rating calculation (sample) ITEM FRONT AXLE (FA) lb (kg) REAR AXLE (RA) lb (kg) TOTAL lb (kg) Chassis 6428 2916 3616...

  • Page 48: Body Length

    260 (6604) refrigeration units may indicate a different wheelbase for a given body length. Also, dif- ferent body styles may require a different WB for a given size Recommended T300 Body Lengths TABLE B-5. (Single Rear Axle). BODY LENGTH (FT) WHEELBASE IN.

  • Page 49: Index

    FMVSS 2-1 frame, changing length 5-1 frame, drilling 4-4 frame, welding 5-4 front axle serial number A-2 Front View 3-4 fuel tank locations 3-9 ground clearance 3-4 incomplete vehicle certification 2-2 Incomplete Vehicle Certification Label A-2 T300 Body Builders’ Manual 6/99...
  • Page 50 Kenworth Truck Company P.O. Box 1000 Kirkland, Washington 98083 A DIVISION OF KW4130 was CAT. NO. 7540 (6/99)

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