2012 GMC Sierra 1500 SLE 4dr Extended Cab 8 ft. LB 4WD
The 2012 GMC Sierra 1500 SLE 4dr Extended Cab 8 ft. LB 4WD is a 367-hp 6.0-liter V8 with an automatic. It starts at $34,725 MSRP and is rated at 21 mpg combined.
It makes 367 horsepower. EPA fuel-economy estimates are 20 mpg city and 23 mpg highway (21 mpg combined).
The Sierra 1500 measures 249.2 inches long on a 157.5-inch wheelbase and has a curb weight of 5,488 lb.
| Spec | Value |
|---|---|
| Price | |
| MSRP | $34,725 ($49,153 *) |
| MSRP with Destination | $35,720 ($50,562 *) |
| Destination Charge | $995 |
| Engine | |
| Engine Type | 6.0L Vortec V8 |
| Displacement | 6 L |
| Horsepower | 367 hp |
| Drivetrain | |
| Drive Type | 4-Wheel Drive |
| Transmission | |
| Transmission | Automatic (variable gear ratios) |
| Fuel Economy | |
| City | 20 MPG |
| Highway | 23 MPG |
| Combined | 21 MPG |
| Recommended Fuel | Regular Gasoline |
| Tank Capacity | 34 gal |
| Tires & Wheels | |
| Wheels Front | 17-in. chrome steel |
| Wheels Rear | 17-in. chrome steel |
| Tires Front | P265/70R17 |
| Tires Rear | P265/70R17 |
| Dimensions & Weight | |
| Length | 249.2 in |
| Width | 79.9 in |
| Height | 73.6 in |
| Wheelbase | 157.5 in |
| Front Track | 68.1 in |
| Rear Track | 67 in |
| Ground Clearance | 9.3 in |
| Curb Weight | 5,488 lbs |
| Interior | |
| Headroom Front | 41.2 in |
| Headroom Rear | 39.2 in |
| Legroom Front | 41.3 in |
| Legroom Rear | 34.3 in |
| Shoulder Room Front | 65.2 in |
| Shoulder Room Rear | 65.3 in |
| Hip Room Front | 62.5 in |
| Hip Room Rear | 61.9 in |
* Amount adjusted for inflation to 2026 dollars