Specs - 2007 GMC Sierra 2500HD Technical Specifications
| Brakes | SLE1 | SLE2 | SLT | Work Truck |
|---|
| Brake ABS System | 4-Wheel | 4-Wheel | 4-Wheel | 4-Wheel |
| Disc - Front (Yes or ) | Yes | Yes | Yes | Yes |
| Disc - Rear (Yes or ) | Yes | Yes | Yes | Yes |
| Front Brake Rotor Diam x Thickness (in) | - TBD - | - TBD - | - TBD - | - TBD - |
| Rear Brake Rotor Diam x Thickness (in) | - TBD - | - TBD - | - TBD - | - TBD - |
| Cargo Area Dimensions | SLE1 | SLE2 | SLT | Work Truck |
|---|
| Cargo Box Width @ Wheelhousings (in) | 50.6 | 50.6 | 50.6 | 50.6 |
| Engine | SLE1 | SLE2 | SLT | Work Truck |
|---|
| Displacement | 6.0L/366 | 6.0L/366 | 6.0L/366 | 6.0L/366 |
| Engine Type | Gas V8 | Gas V8 | Gas V8 | Gas V8 |
| SAE Net Horsepower @ RPM | 353 @ 5400 | 353 @ 5400 | 353 @ 5400 | 353 @ 5400 |
| SAE Net Torque @ RPM | 373 @ 4400 | 373 @ 4400 | 373 @ 4400 | 373 @ 4400 |
| Exterior Dimensions | SLE1 | SLE2 | SLT | Work Truck |
|---|
| Height, Overall (in) | 76.4 | 76.8 | 76.8 | 76.4 |
| Wheelbase (in) | 133.0 | 143.5 | 143.5 | 133.0 |
| Width, Max w/o mirrors (in) | 80.0 | 80.0 | 80.0 | 80.0 |
| Fuel Tank | SLE1 | SLE2 | SLT | Work Truck |
|---|
| Fuel Tank Capacity, Approx (gal) | 34 | 26 | 26 | 34 |
| Steering | SLE1 | SLE2 | SLT | Work Truck |
|---|
| Steering Type | Pwr | Pwr | Pwr | Pwr |
| Turning Diameter - Curb to Curb (ft) | 45.3 | 47.6 | 47.6 | 45.3 |
| Tires | SLE1 | SLE2 | SLT | Work Truck |
|---|
| Front Tire Size | LT245/75R16E | LT245/75R16E | LT265/75R17E | LT245/75R16E |
| Rear Tire Size | LT245/75R16E | LT245/75R16E | LT265/75R17E | LT245/75R16E |
| Transmission | SLE1 | SLE2 | SLT | Work Truck |
|---|
| Drivetrain | Rear Wheel Drive | Rear Wheel Drive | Rear Wheel Drive | Rear Wheel Drive |
| Trans Description Cont. | HD Automatic w/OD | HD Automatic w/OD | HD Automatic w/OD | HD Automatic w/OD |
| Trans Type | 6 | 6 | 6 | 6 |
| Vehicle | SLE1 | SLE2 | SLT | Work Truck |
|---|
| Front Head Room (in) | 41.4 | 41.3 | 41.3 | 41.4 |
| Front Leg Room (in) | 41.3 | 41.3 | 41.3 | 41.3 |
| Front Shoulder Room (in) | 65.2 | 65.2 | 65.2 | 65.2 |
| Passenger Capacity | 3 | 5 | 5 | 3 |
| Second Head Room (in) | 39.3 | 39.3 | 39.3 | 39.3 |
| Second Leg Room (in) | 34.3 | 34.3 | 34.3 | 34.3 |
| Second Shoulder Room (in) | 65.3 | 65.3 | 65.3 | 65.3 |