| Common information: |
| Model: | Alfa Romeo 156 3.2 V6 GTA Sedan |
| Produced by | Alfa |
| Year begin | 2005 |
| Car category | Large/luxury cars |
| Country of origin car | Italy |
| Chassis type | Sedan/saloon |
| Drive | Front tire dimensions |
| Car dimensions: |
| Car overall length: | 4440 mm |
| Car overall width | 1770 mm |
| Car overall height | 1410 mm |
| Car cargo space | 378 l |
| Passenger space | 4910 l |
| Wheelbase | 2600 mm |
| Seats | 5 |
| Max no. of doors | 4 |
| Car weight | 1410 kg |
| Engine/fuel: |
| engine size | 3179 cm3 |
| Engine type | V6 |
| Valves per cylinder | 4 |
| Bore x stroke | 93.0 x 78.0 mm (3.7 x 3.1 inches) |
| Compression | 10.5:1 |
| Fuel control | Double overhead cam (DOHC) |
| Fuel system | Electronic fuel injection (EFI) |
| Fuel mixed driving | 12.3 l |
| Fuel_capacity | 63 l |
| Speed / acceleration / power: |
| Top speed | 250 km/h |
| Acceleration 0-100 km/h | 6.3 s |
| Max. power | 186.5 kW 6200 ot (250 l.s.) |
| Power weight ratio | 0.1322658 kW/kg |
| Max. torque | 305 Nm/ 4800 ot |
| Brakes, suspension, cooling system: |
| Front brakes | Ventilated disks |
| Rear brakes | Disks |
| Brake details | Antiblocking system (ABS) |
| Steering | Power assisted steering. |
| Front suspension | Wishbone |
| Rear suspension | Independent |
| Gearbox | Manual 6-speed |
| Transmission | Manual 6-speed |
| Other: |
| Climate control | Air condition. |
| Front tire dimensions | 205/55-R16 |
| Rear tire dimensions | 185/65-R15 |
| Service interval | po 20000 km |
| Airbags | 6 |