- 25 Clutch99
- 26 Manual transmission585
- 27 Automatic transmission158
- 29 Pedal assembly10
- 31 Frame, trailer operation60
- 32 Suspension76
- 33 Front axle56
- 35 Rear axle142
- 40 Wheels, chassis alignment check31
- 41 Propeller shaft6
- 42 Brakes - hydraulic and mechanical systems82
- 43 Brakes - pneumatic system and auxiliary brakes141
- 46 Steering170
- 54 Electrical system, equipment and instruments155
- 55 Auxiliary drive systems, hydraulic and linkage systems3
- 57 Central lubrication system18