Mercedes-Benz M 178 DE 40 AL, Engine
| Engine capacity | 3,982 cm³ |
| Maximum power (range), hp | 462 - 639 |
| Maximum torque, N*m (kg*m) at rpm. | 600 (61) / 5000 |
| Fuel used | Gasoline AI-98 |
| Fuel consumption, l/100 km | 9.6 - 12.4 |
| Engine type | V-shaped, 8-cylinder |
| Additional engine information | Direct fuel injection |
| Maximum power, hp (kW) at rpm | 462 (340) / 6000 |
| Compression Ratio (Range) | 8.6 - 10.5 |
| Cylinder diameter (range), mm | 83 |
| Piston stroke (range), mm | 92 |
| Supercharger | Twin turbocharging |
| CO₂ emissions (range), g/km | 209 - 284 |
| Valve drive | DOHC |
| Number of valves per cylinder (range) | 4 |
| Start-stop system |