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2009 Buick LaCrosse Specifications
| LaCrosse 3.8L | LaCrosse 5.3L | |
| General | ||
| Driven Wheels | FWD | |
| Chassis Type | Unitized Body/Frame | |
| Engine | ||
| Powertrain | Internal Combustion | |
| Position | Front | |
| Configuration | V | |
| Cylinders | 6 | 8 |
| Fuel Type | Gasoline | |
| Displacement (cc) | 3791 | 5328 |
| Max. Power (bhp) | 200 | 300 |
| Max. Power @RPM | 5200 | 5600 |
| Max. Torque (lbft) | 230 | 323 |
| Max. Torque @RPM | 4000 | 4400 |
| Transmission | ||
| Transmission Type | Automatic | |
| # Gears (excl Rev) | 4 | |
| Suspension | ||
| Type - Front Suspension | MacPherson strut/lower arm | |
| Type - Rear Suspension | Independent | |
| Brakes | ||
| Type - Front Brakes | Vented Disc | |
| Type - Rear Brakes | Disc | |
| Wheels/Tires | ||
| Tire Size F/R | 225/60R16 | 235/50R18 |
| Vehicle Dimensions | ||
| Curb Weight (lb) | 3495 | 3770 |
| Front Track (in) | 61.7 | |
| Rear Track (in) | 61.5 | |
| Height (in) | 57.4 | |
| Length (in) | 198.1 | |
| Wheelbase (in) | 110.5 | |
| Width (in) | 73.0 | |
| Interior Specs | ||
| Head Rm F (in) | 39.4 | |
| Head Rm 2nd (in) | 37.2 | |
| Shlder Rm F (in) | 57.2 | |
| Shlder Rm 2nd (in) | 57.0 | |
| Hip Room F (in) | 55.3 | |
| Hip Room 2nd (in) | 54.6 | |
| Leg Room F (in) | 42.3 | |
| Leg Room 2nd (in) | 37.6 | |
| Seating Positions F | 2 | |
| Seating Positions 2nd | 3 | |
| Cargo Volume (cu ft) | 16.0 | 14.3 |
| Fuel Economy | ||
| EPA City (mpg) | 17 | 16 |
| EPA Hwy (mpg) | 28 | 24 |
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