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 | 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 | N/A | 6502 lbs | 7225 lbs |
| Max Payload | N/A | 6899 lbs | 5775 lbs |
| GVWR | N/A | 13400 lbs | 13000 lbs |
| Max Conventional Trailering, 3.73 Rear Axle | N/A | 9300 lbs | 16000 lbs |
| Max Conventional Trailering, 4.10 Rear Axle | N/A | 13800 lbs | N/A |
| Max 5th Wheel Trailering, 3.73 Rear Axle | N/A | 9300 lbs | 23000 lbs |
| Max 5th Wheel Trailering, 4.10 Rear Axle | N/A | 13800 lbs | N/A |
| GCWR, 3.73 Rear Axle | N/A | 16000 lbs | 30500 lbs |
| GCWR, 4.10 Rear Axle | N/A | 20500 lbs | N/A |
| Spring Axle Capacity | 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 | N/A | 4400 lbs | 5200 lbs |
| Rear Gross Axle Weight Rating | N/A | 9825 lbs | 9375 lbs |