• 25 Clutch107
• 26 Manual transmission419
• 27 Automatic transmission513
• 28 Transfer case70
• 29 Pedal assembly21
• 31 Frame, trailer operation20
• 32 Suspension49
• 33 Front axle132
• 35 Rear axle255
• 40 Wheels, chassis alignment check105
• 41 Propeller shaft39
• 42 Brakes - hydraulic and mechanical systems275
• 43 Brakes - pneumatic system and auxiliary brakes16
• 46 Steering84
• 54 Electrical system, equipment and instruments141
• 55 Auxiliary drive systems, hydraulic and linkage systems7