Expansion Tank (230K M111) (Mercedes-Benz C-Class W202 / CLK-Class W208) is a crucial component of the cooling system for selected Mercedes-Benz models. This expansion tank is designed to accommodate the coolant overflow and maintain proper pressure within the cooling circuit, helping to prevent overheating and coolant loss during engine operation.
The unit fits Mercedes-Benz C-Class W202 and CLK-Class W208 vehicles and is part of the fuel tank category at Brits Brothers. When considering a replacement, buyers should compare the tank’s size, shape, and connector fittings with the original to ensure compatibility with the 230K M111 engine setup. Proper identification of your vehicle model and engine type is vital for selecting the correct expansion tank.
This expansion tank is typically located near the radiator or engine bay, connected by hoses that allow coolant to flow in and out as it heats and cools. Inspection of the old tank for cracks, leaks, or discoloration often signals the need for replacement. Choosing the correct part helps maintain engine temperature regulation and prevents potential damage from coolant system failures.
- Main function: coolant overflow reservoir for pressure regulation
- Specifically for Mercedes-Benz C-Class W202 and CLK-Class W208
- Compare shape and hose connections with existing tank
Need help matching this item to your vehicle? Use more Fuel Tank, Vehicle Parts Finder or Request a Part with your VIN, engine number, part number or clear photos.





