• 25 Clutch30
• 26 Manual transmission190
• 27 Automatic transmission43
• 28 Transfer case138
• 29 Pedal assembly13
• 31 Frame, trailer operation45
• 32 Suspension36
• 33 Front axle65
• 35 Rear axle152
• 40 Wheels, chassis alignment check39
• 41 Propeller shaft16
• 42 Brakes - hydraulic and mechanical systems27
• 43 Brakes - pneumatic system and auxiliary brakes31
• 46 Steering173
• 54 Electrical system, equipment and instruments6
• 55 Auxiliary drive systems, hydraulic and linkage systems1
• 57 Central lubrication system2