Regular Cab, Long Box
Extended Cab, Long Box
Crew Cab, Standard Box
Crew Cab, Long Box
Regular Cab, Long Box, Dual Rear Wheel
Crew Cab, Long Box, Dual Rear Wheel
Extended Cab, Long Box, Dual Rear Wheel
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| Trailering & Payload | Vortec® 6.0L Variable Valve Timing V8 SFI engine 2WD | Duramax® 6.6L Turbo-Diesel V8 engine 2WD | Vortec® 6.0L Variable Valve Timing V8 SFI engine 4WD | Duramax® 6.6L Turbo-Diesel V8 engine 4WD |
| Curb Weight | 6679 lbs | 7417 lbs | 6968 lbs | 7728 lbs |
| Max Payload | 6321 lbs | 5583 lbs | 6033 lbs | 5273 lbs |
| GVWR | 13000 lbs | 13000 lbs | 13000 lbs | 13000 lbs |
| Max Conventional Trailering, 3.73 Rear Axle | 9100 lbs | 16500 lbs | 8900 lbs | 18000 lbs |
| Max Conventional Trailering, 4.10 Rear Axle | 13600 lbs | N/A | 13400 lbs | N/A |
| Max 5th Wheel Trailering, 3.73 Rear Axle | 9100 lbs | 16500 lbs | 8900 lbs | 22600 lbs |
| Max 5th Wheel Trailering, 4.10 Rear Axle | 13600 lbs | N/A | 13400 lbs | N/A |
| GCWR, 3.73 Rear Axle | 16000 lbs | 29200 lbs | 16000 lbs | 30500 lbs |
| GCWR, 4.10 Rear Axle | 20500 lbs | N/A | 20500 lbs | N/A |
| Spring Axle Capacity | Vortec® 6.0L Variable Valve Timing V8 SFI engine 2WD | Duramax® 6.6L Turbo-Diesel V8 engine 2WD | Vortec® 6.0L Variable Valve Timing V8 SFI engine 4WD | Duramax® 6.6L Turbo-Diesel V8 engine 4WD |
| Front Gross Axle Weight Rating | 4800 lbs | 5200 lbs | 4800 lbs | 5600 lbs |
| Rear Gross Axle Weight Rating | 9375 lbs | 9375 lbs | 9375 lbs | 9375 lbs |