Description
Water pump by INA, catalog number 538023510. Confirmed catalog fitment: Mercedes-Benz C-Class CL203 (2001–2007), Mercedes-Benz C-Class S203 (2001–2007), Mercedes-Benz C-Class S204 (2007–2014), Mercedes-Benz C-Class W203 (2000–2007), Mercedes-Benz C-Class W204 (2007–2014) and other body variants. For an accurate match, compare the number and identification with the removed part and confirm the vehicle specification by VIN. The fitment list is a reference and does not replace a vehicle-specific compatibility check.
An engine water pump is a key component of the cooling system designed to circulate coolant through the engine and radiator circuit. It removes excess heat from the cylinder block and cylinder head, maintaining optimal engine operating temperature.
The water pump is mounted on the engine and is driven by the timing belt, accessory belt, or chain system depending on design. It works together with the radiator, thermostat, expansion tank, temperature sensors, and cabin heater system.
A faulty water pump may cause engine overheating, coolant leaks, bearing noise, shaft play, poor heater performance, or warning lights on the dashboard.
Our catalog includes water pumps for many vehicle brands. Available options include genuine factory cooling system components, reliable aftermarket replacements, and tested used pumps without housing or impeller damage. Versions for petrol and diesel engines, metal or plastic impellers, and solutions for different engine generations are available.
Used parts are inspected for sealing integrity, bearing condition, absence of play, impeller wear, and housing quality.
Selection is available by VIN number, engine code, drive type, part number, and vehicle year. Replacing a worn water pump restores proper coolant circulation and prevents engine overheating.
Compatibility
Fits 18 vehicles
Nothing found
About the manufacturer · INA
INA is a German automotive components manufacturer and part of the Schaeffler Group, founded in 1946, specializing in engine timing system components and bearings, including tensioners, rollers, hydraulic lifters, cam ph...
About the manufacturer · INA
INA is a German automotive components manufacturer and part of the Schaeffler Group, founded in 1946, specializing in engine timing system components and bearings, including tensioners, rollers, hydraulic lifters, cam ph...