• 25 Clutch131
• 26 Manual transmission319
• 27 Automatic transmission496
• 28 Transfer case34
• 29 Pedal assembly25
• 31 Frame, trailer operation27
• 32 Suspension63
• 33 Front axle104
• 35 Rear axle181
• 40 Wheels, chassis alignment check131
• 41 Propeller shaft38
• 42 Brakes - hydraulic and mechanical systems235
• 43 Brakes - pneumatic system and auxiliary brakes49
• 46 Steering157
• 54 Electrical system, equipment and instruments304
• 55 Auxiliary drive systems, hydraulic and linkage systems44