• 25 Clutch10
• 26 Manual transmission20
• 28 Transfer case4
• 29 Pedal assembly1
• 31 Frame, trailer operation1
• 32 Suspension16
• 33 Front axle6
• 35 Rear axle40
• 40 Wheels, chassis alignment check8
• 41 Propeller shaft3
• 42 Brakes - hydraulic and mechanical systems81
• 43 Brakes - pneumatic system and auxiliary brakes1
• 46 Steering12
• 55 Auxiliary drive systems, hydraulic and linkage systems1