• 25 Clutch81
• 26 Manual transmission413
• 27 Automatic transmission513
• 28 Transfer case12
• 29 Pedal assembly21
• 31 Frame, trailer operation19
• 32 Suspension47
• 33 Front axle89
• 35 Rear axle220
• 40 Wheels, chassis alignment check95
• 41 Propeller shaft36
• 42 Brakes - hydraulic and mechanical systems259
• 43 Brakes - pneumatic system and auxiliary brakes14
• 46 Steering83
• 54 Electrical system, equipment and instruments135
• 55 Auxiliary drive systems, hydraulic and linkage systems7