• 25 Clutch43
• 26 Manual transmission174
• 27 Automatic transmission2
• 28 Transfer case8
• 29 Pedal assembly21
• 31 Frame, trailer operation7
• 32 Suspension33
• 33 Front axle67
• 35 Rear axle130
• 40 Wheels, chassis alignment check19
• 41 Propeller shaft10
• 42 Brakes - hydraulic and mechanical systems180
• 43 Brakes - pneumatic system and auxiliary brakes10
• 46 Steering85
• 54 Electrical system, equipment and instruments45
• 55 Auxiliary drive systems, hydraulic and linkage systems1