• 25 Clutch26
• 26 Manual transmission50
• 27 Automatic transmission7
• 28 Transfer case13
• 29 Pedal assembly8
• 31 Frame, trailer operation18
• 32 Suspension36
• 33 Front axle45
• 35 Rear axle99
• 40 Wheels, chassis alignment check35
• 41 Propeller shaft20
• 42 Brakes - hydraulic and mechanical systems60
• 43 Brakes - pneumatic system and auxiliary brakes5
• 46 Steering48
• 54 Electrical system, equipment and instruments43
• 55 Auxiliary drive systems, hydraulic and linkage systems6