• 25 Clutch105
• 26 Manual transmission651
• 27 Automatic transmission99
• 28 Transfer case9
• 29 Pedal assembly23
• 31 Frame, trailer operation23
• 32 Suspension78
• 33 Front axle104
• 35 Rear axle252
• 40 Wheels, chassis alignment check52
• 41 Propeller shaft25
• 42 Brakes - hydraulic and mechanical systems366
• 43 Brakes - pneumatic system and auxiliary brakes39
• 46 Steering172
• 54 Electrical system, equipment and instruments155
• 55 Auxiliary drive systems, hydraulic and linkage systems5