• 25 Clutch50
• 26 Manual transmission279
• 27 Automatic transmission48
• 28 Transfer case3
• 29 Pedal assembly22
• 31 Frame, trailer operation51
• 32 Suspension53
• 33 Front axle88
• 35 Rear axle91
• 40 Wheels, chassis alignment check47
• 41 Propeller shaft8
• 42 Brakes - hydraulic and mechanical systems160
• 43 Brakes - pneumatic system and auxiliary brakes17
• 46 Steering113
• 54 Electrical system, equipment and instruments41
• 55 Auxiliary drive systems, hydraulic and linkage systems1
• 57 Central lubrication system2