Cap Expansion Tank 1.4/2.0Bar (Mercedes-Benz A-Class W176 / W177 / B-Class W246 / C-Class W202 / W203 / W204 / W205 / E-Class W210) is a crucial component for the cooling system in various Mercedes-Benz models. This cap regulates pressure within the expansion tank, which accommodates coolant overflow and prevents damage to the cooling system by maintaining proper pressure levels between 1.4 and 2.0 bar.
This unit fits multiple Mercedes-Benz model ranges including A-Class (W176, W177), B-Class (W246), C-Class (W202, W203, W204, W205), and E-Class (W210). When replacing, it is important to check the old cap’s pressure rating and design to ensure compatibility, as the cap must securely seal the expansion tank to maintain system integrity.
The expansion tank cap plays a vital role in managing the engine’s cooling system pressure and helps avoid overheating and coolant loss. Buyers should compare the pressure rating and physical design of their current cap to this product’s specifications to verify fitment.
- Pressure rating: 1.4/2.0 bar
- Compatible with various Mercedes-Benz A, B, C, and E-Class models
- Category: Fuel Tank accessory
For any fitment doubts or assistance, consider consulting the Sales Desk or submitting a Request a Part to confirm this cap suits your specific vehicle model and year.
Not sure the code, size or specification matches? Use more Fuel Tank or Request a Part with a clear photo of the old part before checkout.





