2003 Chevrolet Impala Base
The 2003 Chevrolet Impala Base is a 180-hp 3.4-liter V6 with a 4-speed automatic and front-wheel drive. It starts at $21,160 MSRP.
It makes 180 horsepower at 5,200 rpm and 205 lb-ft of torque at 4000 rpm. EPA fuel-economy estimates are 21 mpg city and 32 mpg highway.
The Impala measures 200.0 inches long on a 110.5-inch wheelbase and has a curb weight of 3,389 lb.
| Spec | Value |
|---|---|
| Price | |
| MSRP | $21,160 ($37,375 *) |
| Engine | |
| Engine Type | 3.4L V6 (LA1) |
| Displacement | 3.4 L |
| Horsepower | 180 hp @ 5,200 rpm |
| Torque | 205 lb-ft @ 4000 rpm |
| Drivetrain | |
| Drive Type | Front-wheel drive |
| Transmission | |
| Transmission | 4-speed automatic |
| 1st Gear | 2.92 |
| 2nd Gear | 1.57 |
| 3rd Gear | 1 |
| 4th Gear | 0.71 |
| Reverse | 2.39 |
| Final Drive | 2.86 |
| Fuel Economy | |
| City | 21 MPG |
| Highway | 32 MPG |
| Recommended Fuel | Regular unleaded |
| Tank Capacity | 17 gal |
| Suspension | |
| Front Suspension | MacPherson strut, coil springs |
| Rear Suspension | MacPherson strut, coil springs |
| Front Stabilizer Bar | 1.26 in |
| Rear Stabilizer Bar | 0.55 in |
| Brakes | |
| Front Brake Disc | 11.9 x 1.25 in |
| Rear Brake Disc | 10.9 x 0.44 in |
| Tires & Wheels | |
| Tires Front | P225/60R16 |
| Tires Rear | P225/60R16 |
| Dimensions & Weight | |
| Length | 200 in |
| Width | 73 in |
| Height | 57.3 in |
| Wheelbase | 110.5 in |
| Curb Weight | 3,389 lbs |
* Amount adjusted for inflation to 2026 dollars