- 25 Clutch45
- 26 Manual transmission631
- 27 Automatic transmission178
- 28 Transfer case2
- 29 Pedal assembly13
- 31 Frame, trailer operation62
- 32 Suspension53
- 33 Front axle74
- 35 Rear axle140
- 40 Wheels, chassis alignment check59
- 41 Propeller shaft5
- 42 Brakes - hydraulic and mechanical systems48
- 43 Brakes - pneumatic system and auxiliary brakes22
- 46 Steering80
- 54 Electrical system, equipment and instruments7
- 55 Auxiliary drive systems, hydraulic and linkage systems1
- 57 Central lubrication system2