• 25 Clutch159
• 26 Manual transmission418
• 27 Automatic transmission62
• 28 Transfer case2
• 29 Pedal assembly27
• 31 Frame, trailer operation51
• 32 Suspension52
• 33 Front axle125
• 35 Rear axle240
• 40 Wheels, chassis alignment check49
• 41 Propeller shaft9
• 42 Brakes - hydraulic and mechanical systems177
• 43 Brakes - pneumatic system and auxiliary brakes18
• 46 Steering115
• 54 Electrical system, equipment and instruments45
• 55 Auxiliary drive systems, hydraulic and linkage systems3
• 57 Central lubrication system2