• 25 Clutch76
• 26 Manual transmission371
• 27 Automatic transmission14
• 29 Pedal assembly16
• 31 Frame, trailer operation16
• 32 Suspension74
• 33 Front axle90
• 35 Rear axle181
• 40 Wheels, chassis alignment check111
• 41 Propeller shaft10
• 42 Brakes - hydraulic and mechanical systems249
• 43 Brakes - pneumatic system and auxiliary brakes23
• 46 Steering161
• 54 Electrical system, equipment and instruments96
• 55 Auxiliary drive systems, hydraulic and linkage systems1