2006 Cadillac STS V6 Sedan
The 2006 Cadillac STS V6 Sedan is a 3.6-liter V6 sedan with an automatic and rear-wheel drive. It starts at $41,740 MSRP and is rated at 19 mpg combined.
EPA fuel-economy estimates are 16 mpg city and 25 mpg highway (19 mpg combined).
The STS measures 196.3 inches long on a 116.4-inch wheelbase and has a curb weight of 3,960 lb.
| Spec | Value |
|---|---|
| Price | |
| MSRP | $41,740 ($67,289 *) |
| Engine | |
| Engine Type | 3.6L V6 |
| Displacement | 3.6 L |
| Drivetrain | |
| Drive Type | RWD |
| Transmission | |
| Transmission | Automatic (S5) |
| Fuel Economy | |
| City | 16 MPG |
| Highway | 25 MPG |
| Combined | 19 MPG |
| Recommended Fuel | Regular Gasoline |
| Tank Capacity | 17 gal |
| Tires & Wheels | |
| Wheels Front | 17-in. painted aluminum alloy |
| Wheels Rear | 17-in. painted aluminum alloy |
| Tires Front | P255/45R17 V |
| Tires Rear | P255/45R17 V |
| Dimensions & Weight | |
| Length | 196.3 in |
| Width | 72.6 in |
| Height | 57.6 in |
| Wheelbase | 116.4 in |
| Cargo Volume | 13.8 ft³ |
| Curb Weight | 3,960 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 | 54.6 in |
* Amount adjusted for inflation to 2026 dollars