- 25 Clutch42
- 26 Manual transmission231
- 27 Automatic transmission387
- 28 Transfer case7
- 29 Pedal assembly10
- 31 Frame, trailer operation19
- 32 Suspension63
- 33 Front axle51
- 35 Rear axle319
- 40 Wheels, chassis alignment check124
- 41 Propeller shaft34
- 42 Brakes - hydraulic and mechanical systems181
- 43 Brakes - pneumatic system and auxiliary brakes10
- 46 Steering108
- 54 Electrical system, equipment and instruments133