Gearbox oil Mercedes C-Class W204 7G 722.9 — viscosity and OEM spec
Gearbox oil for Mercedes C-Class W204 7G 722.9 (2007–2014) — correct viscosity, OEM specification, fill volume and change interval.
Gearbox Specifications
| Parameter | Value |
|---|---|
| Make / Model | Mercedes C-Class W204 7G |
| Gearbox type | automatic |
| Gearbox code | 722.9 |
| Production Years | 2007–2014 |
| Oil viscosity | ATF |
| OEM specification | MB-Approval 236.14 |
| Fill volume | 8.5 L |
| Change interval | lifetime |
“Lifetime” fill in DSG and CVT gearboxes does not mean never change the oil — manufacturers recommend changing every 60,000 km to preserve gearbox life.
Approved Oils for 722.9
Mercedes ATF 236.14 / Shell M-1375.4 / Castrol Transmax Z / Motul Multi ATF
Automatic Gearbox — Key Points
Automatic gearbox: A standard drain-and-fill replaces ~60% of the fluid. Full flush with a flush machine is recommended every 80,000–120,000 km.
FAQ
What oil goes in Mercedes C-Class W204 7G 722.9?
Viscosity ATF, specification MB-Approval 236.14, volume 8.5 L. Suitable brands: Mercedes ATF 236.14 / Shell M-1375.4 / Castrol Transmax Z / Motul Multi ATF.
When should the gearbox oil be changed on Mercedes C-Class W204 7G?
Every lifetime km.
Can I use a universal ATF instead of MB-Approval 236.14?
No. The 722.9 requires strict compliance with MB-Approval 236.14. A universal ATF lacks the correct friction characteristics and will cause premature wear.
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