• 25 Clutch41
• 26 Manual transmission152
• 27 Automatic transmission57
• 28 Transfer case2
• 29 Pedal assembly16
• 31 Frame, trailer operation7
• 32 Suspension20
• 33 Front axle16
• 35 Rear axle59
• 40 Wheels, chassis alignment check17
• 41 Propeller shaft4
• 42 Brakes - hydraulic and mechanical systems142
• 43 Brakes - pneumatic system and auxiliary brakes10
• 46 Steering29
• 54 Electrical system, equipment and instruments35
• 55 Auxiliary drive systems, hydraulic and linkage systems1