• 25 Clutch49
• 26 Manual transmission418
• 27 Automatic transmission309
• 28 Transfer case55
• 29 Pedal assembly16
• 31 Frame, trailer operation106
• 32 Suspension156
• 33 Front axle94
• 35 Rear axle234
• 40 Wheels, chassis alignment check142
• 41 Propeller shaft44
• 42 Brakes - hydraulic and mechanical systems196
• 43 Brakes - pneumatic system and auxiliary brakes115
• 46 Steering158
• 54 Electrical system, equipment and instruments633
• 55 Auxiliary drive systems, hydraulic and linkage systems5
• 57 Central lubrication system18