- 25 Clutch20
- 26 Manual transmission24
- 28 Transfer case3
- 29 Pedal assembly2
- 31 Frame, trailer operation1
- 32 Suspension16
- 33 Front axle56
- 35 Rear axle98
- 40 Wheels, chassis alignment check10
- 41 Propeller shaft2
- 42 Brakes - hydraulic and mechanical systems76
- 43 Brakes - pneumatic system and auxiliary brakes1
- 46 Steering91
- 55 Auxiliary drive systems, hydraulic and linkage systems1