• 25 Clutch98
• 26 Manual transmission341
• 27 Automatic transmission45
• 29 Pedal assembly8
• 31 Frame, trailer operation61
• 32 Suspension38
• 33 Front axle72
• 35 Rear axle109
• 40 Wheels, chassis alignment check36
• 41 Propeller shaft6
• 42 Brakes - hydraulic and mechanical systems81
• 43 Brakes - pneumatic system and auxiliary brakes48
• 46 Steering174
• 54 Electrical system, equipment and instruments140
• 55 Auxiliary drive systems, hydraulic and linkage systems2
• 57 Central lubrication system18