• 25 Clutch12
• 26 Manual transmission116
• 27 Automatic transmission1
• 28 Transfer case2
• 31 Frame, trailer operation1
• 32 Suspension7
• 33 Front axle25
• 35 Rear axle54
• 41 Propeller shaft11
• 42 Brakes - hydraulic and mechanical systems16
• 43 Brakes - pneumatic system and auxiliary brakes3
• 46 Steering89