| Production | 2004-2006 |
| Fuel | Petrol |
| Motor Type | V8 |
| Displacement (cc/Cid) | 5327 / 325 |
| Number of Valves | 16 |
| Power | 300hp / 221kW @ 5200rpm |
| Torque | 447Nm / 330lb ft @ 4000rpm |
| Layout | Rear Wheel Drive |
| Gearbox | Automatic |
| Number of gears (transmission) | 4 |
| Top Speed (km/h / mph) | ? |
| Acceleration (0 to 100km/h / 0 to 60mph) | ? |
| Fuel consumption extra-urban/highway (l/100km / mpg(US)) | ? |
| Fuel consumption urban/city (l/100km / mpg(US)) | ? |
| Fuel consumption mixed (l/100km / mpg(US)) | ? |
| Length (cm/inches) | 491 / 193 |
| Width (cm/inches) | 192 / 76 |
| Height (cm/inches) | 183 / 72 |
| Wheelbase (cm/inches) | 287 / 113 |
| Weight (kg / lbs) | 2050 / 4519 |
| Trunk Volume (dm3 / cu ft (US)) | 1127 / 39.8 |
| Tank Capacity (l / gal (US)) | 83 / 21.9 |
| Tire size | 245/65 R17 |
| Others | ? |
Buick Rainier 5.3 GM LH6 Vortec 5300 V8 300hp
