- 25 Clutch29
- 26 Manual transmission131
- 27 Automatic transmission13
- 28 Transfer case1
- 29 Pedal assembly2
- 31 Frame, trailer operation3
- 32 Suspension22
- 33 Front axle21
- 35 Rear axle19
- 40 Wheels, chassis alignment check51
- 41 Propeller shaft3
- 42 Brakes - hydraulic and mechanical systems97
- 43 Brakes - pneumatic system and auxiliary brakes10
- 46 Steering19
- 54 Electrical system, equipment and instruments40