Specs - 2009 GMC Sierra 1500 Technical Specifications
| Brakes | Denali | SL | SLE | SLT | Work Truck | Xtra Fuel Economy |
|---|
| Brake ABS System | 4-Wheel | 4-Wheel | 4-Wheel | 4-Wheel | 4-Wheel | 4-Wheel |
| Disc - Front (Yes or ) | Yes | Yes | Yes | Yes | Yes | Yes |
| Disc - Rear (Yes or ) | Yes | | | | | |
| Front Brake Rotor Diam x Thickness (in) | 12.9 x 1.18 | 12.9 x 1.18 | 12.9 x 1.18 | 12.9 x 1.18 | 12.9 x 1.18 | 12.9 x 1.18 |
| Rear Brake Rotor Diam x Thickness (in) | 11.6 x 2.4 | | | | | |
| Cargo Area Dimensions | Denali | SL | SLE | SLT | Work Truck | Xtra Fuel Economy |
|---|
| Cargo Box Width @ Wheelhousings (in) | 50.6 | 50.6 | 50.6 | 50.6 | 50.6 | 50.6 |
| Engine | Denali | SL | SLE | SLT | Work Truck | Xtra Fuel Economy |
|---|
| Displacement | 6.2l/378 | 4.8L/293 | 4.8L/293 | 5.3L/323 | 4.3L/262 | 5.3L/323 |
| Engine Type | Gas/Ethanol V8 | Gas V8 | Gas V8 | Gas V8 | Gas V6 | Gas V8 |
| SAE Net Horsepower @ RPM | 403 @ 5700 | 295 @ 5600 | 295 @ 5600 | 315 @ 5200 | 195 @ 4600 | 315 @ 5200 |
| SAE Net Torque @ RPM | 417 @ 4300 | 305 @ 4600 | 305 @ 4600 | 338 @ 4400 | 260 @ 2800 | 338 @ 4400 |
| Exterior Dimensions | Denali | SL | SLE | SLT | Work Truck | Xtra Fuel Economy |
|---|
| Height, Overall (in) | 73.8 | 73.8 | 73.6 | 73.8 | 73.6 | 73.8 |
| Wheelbase (in) | 143.5 | 143.5 | 119.0 | 133.9 | 119.0 | 143.5 |
| Width, Max w/o mirrors (in) | 80.0 | 80.0 | 79.9 | 79.9 | 79.9 | 80.0 |
| Fuel Tank | Denali | SL | SLE | SLT | Work Truck | Xtra Fuel Economy |
|---|
| Fuel Tank Capacity, Approx (gal) | 26 | 26 | 26 | 26 | 26 | 26 |
| Steering | Denali | SL | SLE | SLT | Work Truck | Xtra Fuel Economy |
|---|
| Steering Type | Pwr | Pwr | Pwr | Pwr | Pwr | Pwr |
| Turning Diameter - Curb to Curb (ft) | 47.2 | 47.2 | 39.7 | 44.6 | 39.7 | 47.2 |
| Tires | Denali | SL | SLE | SLT | Work Truck | Xtra Fuel Economy |
|---|
| Front Tire Size | P265/65R18 | P245/70R17 | P245/70R17 | P265/65R18 | P245/70R17 | P245/70R17 |
| Rear Tire Size | P265/65R18 | P245/70R17 | P245/70R17 | P265/65R18 | P245/70R17 | P245/70R17 |
| Transmission | Denali | SL | SLE | SLT | Work Truck | Xtra Fuel Economy |
|---|
| Drivetrain | Rear Wheel Drive | Rear Wheel Drive | Rear Wheel Drive | Rear Wheel Drive | Rear Wheel Drive | Rear Wheel Drive |
| Trans Description Cont. | Automatic w/OD | Automatic w/OD | Automatic w/OD | Automatic w/OD | Automatic w/OD | Automatic w/OD |
| Trans Type | 6 | 4 | 4 | 4 | 4 | 6 |
| Vehicle | Denali | SL | SLE | SLT | Work Truck | Xtra Fuel Economy |
|---|
| Front Head Room (in) | 41.5 | 41.2 | 41.5 | 41.2 | 41.5 | 41.2 |
| Front Leg Room (in) | 41.3 | 41.3 | 41.3 | 41.3 | 41.3 | 41.3 |
| Front Shoulder Room (in) | 65.2 | 65.2 | 65.2 | 65.2 | 65.2 | 65.2 |
| Passenger Capacity | 5 | 6 | 3 | 5 | 3 | 6 |
| Second Head Room (in) | 40.6 | 40.5 | 39.2 | 39.2 | 39.2 | 40.5 |
| Second Leg Room (in) | 38.7 | 38.7 | 34.3 | 34.3 | 34.3 | 38.7 |
| Second Shoulder Room (in) | 65.2 | 65.1 | 65.3 | 65.3 | 65.3 | 65.1 |