• 25 Clutch75
• 26 Manual transmission456
• 27 Automatic transmission487
• 28 Transfer case8
• 29 Pedal assembly19
• 31 Frame, trailer operation19
• 32 Suspension48
• 33 Front axle100
• 35 Rear axle252
• 40 Wheels, chassis alignment check95
• 41 Propeller shaft35
• 42 Brakes - hydraulic and mechanical systems251
• 43 Brakes - pneumatic system and auxiliary brakes13
• 46 Steering91
• 54 Electrical system, equipment and instruments116
• 55 Auxiliary drive systems, hydraulic and linkage systems7