• 25 Clutch74
• 26 Manual transmission415
• 27 Automatic transmission520
• 28 Transfer case70
• 29 Pedal assembly20
• 31 Frame, trailer operation16
• 32 Suspension36
• 33 Front axle150
• 35 Rear axle251
• 40 Wheels, chassis alignment check47
• 41 Propeller shaft38
• 42 Brakes - hydraulic and mechanical systems329
• 43 Brakes - pneumatic system and auxiliary brakes14
• 46 Steering90
• 54 Electrical system, equipment and instruments202
• 55 Auxiliary drive systems, hydraulic and linkage systems7