- 25 Clutch88
- 26 Manual transmission420
- 27 Automatic transmission430
- 29 Pedal assembly31
- 31 Frame, trailer operation34
- 32 Suspension108
- 33 Front axle44
- 35 Rear axle20
- 40 Wheels, chassis alignment check96
- 41 Propeller shaft6
- 42 Brakes - hydraulic and mechanical systems390
- 43 Brakes - pneumatic system and auxiliary brakes18
- 46 Steering92
- 54 Electrical system, equipment and instruments361