• 25 Clutch44
• 26 Manual transmission376
• 27 Automatic transmission107
• 28 Transfer case2
• 29 Pedal assembly13
• 31 Frame, trailer operation61
• 32 Suspension29
• 33 Front axle75
• 35 Rear axle174
• 40 Wheels, chassis alignment check66
• 41 Propeller shaft4
• 42 Brakes - hydraulic and mechanical systems107
• 43 Brakes - pneumatic system and auxiliary brakes8
• 46 Steering79
• 54 Electrical system, equipment and instruments7
• 55 Auxiliary drive systems, hydraulic and linkage systems1
• 57 Central lubrication system2