• 25 Clutch54
• 26 Manual transmission344
• 28 Transfer case6
• 29 Pedal assembly9
• 31 Frame, trailer operation21
• 32 Suspension28
• 33 Front axle69
• 35 Rear axle171
• 40 Wheels, chassis alignment check15
• 41 Propeller shaft8
• 42 Brakes - hydraulic and mechanical systems200
• 43 Brakes - pneumatic system and auxiliary brakes5
• 46 Steering100
• 54 Electrical system, equipment and instruments137
• 55 Auxiliary drive systems, hydraulic and linkage systems1