2008 Hummer H3 Alpha
The 2008 Hummer H3 Alpha is a 300-hp 5.3-liter V8 with an automatic 4-speed and all-wheel drive. It starts at $38,645 MSRP and is rated at 14 mpg combined.
It makes 300 horsepower and 320 lb-ft of torque. EPA fuel-economy estimates are 13 mpg city and 16 mpg highway (14 mpg combined).
The H3 measures 186.7 inches long on a 111.9-inch wheelbase and has a curb weight of 4,854 lb.
| Spec | Value |
|---|---|
| Price | |
| MSRP | $38,645 ($58,335 *) |
| MSRP with Destination | $39,260 ($59,264 *) |
| Destination Charge | $615 |
| Engine | |
| Engine Type | 5.3L LH8 OHV V8 |
| Displacement | 5.3 L |
| Horsepower | 300 hp |
| Torque | 320 lb-ft |
| Valvetrain | OHV, 16-valve |
| Drivetrain | |
| Drive Type | 4-Wheel or All-Wheel Drive |
| Transmission | |
| Transmission | Automatic 4-speed |
| Fuel Economy | |
| City | 13 MPG |
| Highway | 16 MPG |
| Combined | 14 MPG |
| Recommended Fuel | Regular Gasoline |
| Tank Capacity | 23 gal |
| Tires & Wheels | |
| Wheels Front | 16-in. |
| Wheels Rear | 16-in. |
| Tires Front | P265/75R16 |
| Tires Rear | P265/75R16 |
| Dimensions & Weight | |
| Length | 186.7 in |
| Width | 85 in |
| Height | 74.5 in |
| Wheelbase | 111.9 in |
| Front Track | 65 in |
| Rear Track | 65.5 in |
| Ground Clearance | 8.5 in |
| Cargo Volume | 29.5 ft³ |
| Curb Weight | 4,854 lbs |
| Interior | |
| Headroom Front | 40.6 in |
| Headroom Rear | 39.9 in |
| Legroom Front | 41.9 in |
| Legroom Rear | 35 in |
| Shoulder Room Front | 54.4 in |
| Shoulder Room Rear | 53.5 in |
| Hip Room Front | 53.9 in |
| Hip Room Rear | 49.5 in |
* Amount adjusted for inflation to 2026 dollars