2009 Cadillac STS V8 Premium Luxury Performance Sedan
The 2009 Cadillac STS V8 Premium Luxury Performance Sedan is a 4.6-liter V8 sedan with an automatic and rear-wheel drive. It starts at $65,955 MSRP and is rated at 18 mpg combined.
EPA fuel-economy estimates are 15 mpg city and 24 mpg highway (18 mpg combined).
The STS measures 196.7 inches long on a 116.4-inch wheelbase and has a curb weight of 3,995 lb.
| Spec | Value |
|---|---|
| Price | |
| MSRP | $65,955 ($99,932 *) |
| MSRP with Destination | $66,730 ($101,106 *) |
| Destination Charge | $775 |
| Engine | |
| Engine Type | 4.6L V8 |
| Displacement | 4.6 L |
| Drivetrain | |
| Drive Type | RWD |
| Transmission | |
| Transmission | Automatic (S6) |
| Fuel Economy | |
| City | 15 MPG |
| Highway | 24 MPG |
| Combined | 18 MPG |
| Recommended Fuel | Premium Gasoline |
| Tank Capacity | 17 gal |
| Tires & Wheels | |
| Wheels Front | 18-in. polished aluminum alloy |
| Wheels Rear | 18-in. polished aluminum alloy |
| Tires Front | P235/50R18 W |
| Tires Rear | P255/45R18 W |
| Dimensions & Weight | |
| Length | 196.7 in |
| Width | 72.6 in |
| Height | 57.6 in |
| Wheelbase | 116.4 in |
| Front Track | 61.8 in |
| Rear Track | 62.3 in |
| Cargo Volume | 13.8 ft³ |
| Curb Weight | 3,995 lbs |
| Interior | |
| Headroom Front | 38.7 in |
| Headroom Rear | 37.9 in |
| Legroom Front | 42.6 in |
| Legroom Rear | 38.3 in |
| Shoulder Room Front | 58.6 in |
| Shoulder Room Rear | 57.4 in |
| Hip Room Front | 54.6 in |
| Hip Room Rear | 55.6 in |
* Amount adjusted for inflation to 2026 dollars