2026 GMC Sierra 1500 AT4
The 2026 GMC Sierra 1500 AT4 is a 355-hp 5.3-liter V8 with an all-terrain and four-wheel drive. It starts at $69,795 MSRP and is rated at 17 mpg combined.
| Spec | Value |
|---|---|
| Price | |
| MSRP | $69,795 |
| Destination Charge | $2,795 |
| Engine | |
| Engine Type | V8 |
| Displacement | 5.3 L |
| Horsepower | 355 hp |
| Torque | 383 lb-ft |
| Valvetrain | OHV pushrod 16-valve |
| Bore and Stroke | 96 x 92 |
| Compression Ratio | 11.0:1 |
| Injection Type | Direct Injection |
| Drivetrain | |
| Drive Type | 4WD |
| Transmission | |
| Transmission | All-terrain |
| Fuel Economy | |
| City | 15 MPG |
| Highway | 19 MPG |
| Combined | 17 MPG |
| Recommended Fuel | Regular |
| Tank Capacity | 24 gal |
| Suspension | |
| Front Suspension | Independent coil-over-shock |
| Rear Suspension | Solid axle, semi-elliptic multileaf springs |
| Tires & Wheels | |
| Wheels Front | 18 |
| Wheels Rear | 18 |
| Dimensions & Weight | |
| Length | 231.6 in |
| Width | 81.2 in |
| Wheelbase | 147.4 in |
| Ground Clearance | 11.2 in |