The Mercedes 722.7 or W5A180 5-speed automatic transmission was shown in 1998 and was intended only for the A-class model and the Vaneo compact van, created on its basis. This front-wheel drive transmission is combined with engines up to 1.9 liters and 205 Nm of torque.
This series includes: 722.3, 722.4, 722.5, 722.6, 722.7, 722.9, 725.0.
Specifications
| Production years | since 1998 |
| Type | automatic transmission |
| Number of gears | 5 |
| Type of drive | front |
| Engine volume, l | up to 1.9 |
| Torque output, Nm | up to 205 |
| Recommended oil | MB ATF 236.12 |
| Oil capacity, liter | 6.3 |
| Replacing the oil | every 70,000 km |
| Replacing the filter | every 70,000 km |
| Gearbox lifespan, km | ~250 000 |
Gear ratios Mercedes 722.7
Using the example of a Mercedes A-Class 2003 with a 1.9 liter engine:
| Main | 3.760 |
| 1st | 3.625 |
| 2nd | 2.090 |
| 3rd | 1.314 |
| 4th | 0.902 |
| 5th | 0.721 |
| Reverse | 3.670 |
The transmission was installed on:
- Mercedes A-Class W168 in 1998 – 2004;
- Mercedes Vaneo W414 in 2002 – 2005.
Disadvantages of the Mercedes 722.7 gearbox
- The most famous problem with this automatic transmission is considered to be the rupture of the K1 clutch drum.
- Another weak point of the transmission is the valve body electronic board.
- The remaining breakdowns are considered age-related and are associated with oil contamination.
