• 25 Clutch18
• 26 Manual transmission99
• 29 Pedal assembly5
• 31 Frame, trailer operation14
• 32 Suspension12
• 33 Front axle10
• 35 Rear axle46
• 40 Wheels, chassis alignment check14
• 41 Propeller shaft6
• 42 Brakes - hydraulic and mechanical systems99
• 43 Brakes - pneumatic system and auxiliary brakes4
• 46 Steering23
• 54 Electrical system, equipment and instruments129
• 55 Auxiliary drive systems, hydraulic and linkage systems1