• 25 Clutch40
• 26 Manual transmission122
• 27 Automatic transmission1
• 28 Transfer case65
• 29 Pedal assembly21
• 31 Frame, trailer operation11
• 32 Suspension23
• 33 Front axle146
• 35 Rear axle116
• 40 Wheels, chassis alignment check19
• 41 Propeller shaft7
• 42 Brakes - hydraulic and mechanical systems154
• 43 Brakes - pneumatic system and auxiliary brakes10
• 46 Steering84
• 54 Electrical system, equipment and instruments38
• 55 Auxiliary drive systems, hydraulic and linkage systems3