- 25 Clutch27
- 26 Manual transmission325
- 27 Automatic transmission4
- 28 Transfer case3
- 29 Pedal assembly4
- 31 Frame, trailer operation1
- 32 Suspension16
- 33 Front axle57
- 35 Rear axle201
- 40 Wheels, chassis alignment check11
- 41 Propeller shaft3
- 42 Brakes - hydraulic and mechanical systems86
- 43 Brakes - pneumatic system and auxiliary brakes2
- 46 Steering150