Water pump pulley A1112020110

Description

Water pump pulley by MERCEDES, catalog number A1112020110. Confirmed catalog fitment: Mercedes-Benz C-Class CL203 (2001–2007), Mercedes-Benz C-Class S202 (1996–2001), Mercedes-Benz C-Class S203 (2001–2007), Mercedes-Benz C-Class W202 (1993–2000), Mercedes-Benz C-Class W203 (2000–2007) 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.

WATER PUMP PULLEY. The water pump pulley is a component of the engine cooling drive system designed to transmit rotational force from the accessory drive belt to the water pump. It enables proper coolant circulation throughout the cooling system, maintaining optimal engine temperature. The pulley is typically a metal or composite disc with a central mounting bore and fastening points for installation on the pump shaft. Depending on engine configuration, it may feature single or multiple grooves for serpentine or V-belts. Proper pulley condition ensures smooth pump rotation without misalignment or vibration. Damage or deformation may result in belt squeal, premature belt wear, vibration, reduced cooling efficiency and potential engine overheating. Common issues include cracks, worn mounting bore, surface deformation or corrosion. Our catalog includes genuine OEM water pump pulleys, quality aftermarket replacements and tested used units without cracks or distortion. Used parts are inspected for geometric accuracy, mounting surface condition and absence of runout. Selection is based on VIN number, engine type, belt drive configuration and part number. Timely replacement ensures reliable cooling system performance and extended drive belt service life.

Compatibility

Fits 15 vehicles

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About the manufacturer · MERCEDES

Mercedes‑Benz is a German premium automotive brand and one of the oldest automobile manufacturers in the world, with its history dating back to 1886 when Karl Benz created the first gasoline‑powered automobile. Today the...

Mercedes‑Benz is a German premium automotive brand and one of the oldest automobile manufacturers in the world, with its history dating back to 1886 when Karl Benz created the first gasoline‑powered automobile. Today the brand is part of Mercedes‑Benz Group and is recognized globally as a leading manufacturer of passenger cars, commercial vehicles and genuine automotive spare parts. Under the Mercedes‑Benz brand a wide range of original components is produced for the company’s vehicles, including engine parts, cooling system components, suspension elements, braking systems, transmission components, electronic modules, body parts and various maintenance and service items. Genuine Mercedes‑Benz parts are designed according to strict factory engineering standards and undergo comprehensive quality control throughout the production process. This ensures precise fitment, reliable performance and full compatibility with the vehicles they are intended for. According to feedback from car owners and automotive repair professionals, Mercedes‑Benz genuine parts are highly regarded for their excellent build quality, long service life and dependable operation even under demanding driving conditions. Many users also highlight the perfect fit and ease of installation of original components. The most frequently mentioned drawback is the relatively high price compared with many aftermarket alternatives, although many vehicle owners consider the cost justified due to the durability, safety and preservation of the vehicle’s original factory performance.

Additional information

Water pump pulley by MERCEDES, catalog number A1112020110, is listed for vehicle repair or maintenance. The catalog identifies the item as “Water pump pulley”. Confirmed catalog fitment: Mercedes-Benz C-Class CL203 (2001–2007), Mercedes-Benz C-Class S202 (1996–2001), Mercedes-Benz C-Class S203 (2001–2007), Mercedes-Benz C-Class W202 (1993–2000), Mercedes-Benz C-Class W203 (2000–2007), Mercedes-Benz CLK A208 (1998–2002) and other body variants. Fitment is based on the catalog links between the part and vehicle bodies. It helps narrow the search, but final compatibility must be confirmed for the exact vehicle specification. The primary ordering references are part number A1112020110 and manufacturer MERCEDES. Parts can differ within the same vehicle model by production year, engine, transmission, installation side, or position. Before purchase, compare the number and identification with the removed component and verify body, year, and specification by VIN.

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