Nissens 90873 Engine Oil Cooler

Engine Oil Cooler for Mercedes-Benz Applications

This Nissens engine oil cooler is built with an aluminum core and OE-style dimensions for direct replacement service on select Mercedes-Benz models. Part number 90873 is listed for the oil cooler unit only and is matched to factory cross-reference applications for the A220, CLA250, A35 AMG, GLA250, GLA35 AMG, GLB250, and GLB35 AMG.

Key Features

• Aluminum construction for efficient heat transfer and corrosion resistance
• Core dimensions: 2.4400 in. height, 1.4600 in. width, and 4.92 in. length
• OE-style replacement oil cooler unit for factory-style service
• Includes 2 O-rings for sealing at the cooler interface
• Cross-references Mercedes-Benz part numbers A2601800100 and A2601800400
• Part number 90873 for streamlined catalog matching

Detailed Description

Nissens 90873 is an engine oil cooler designed for Mercedes-Benz vehicles that use the listed factory oil cooler unit. The aluminum core supports heat exchange in a compact package, while the specified dimensions help confirm fit during parts lookup and service planning. This unit is referenced for 2014-2019 Mercedes-Benz CLA250, 2019-2022 Mercedes-Benz A220, 2020-2021 Mercedes-Benz A35 AMG, 2020-2022 Mercedes-Benz GLB250, 2021-2022 Mercedes-Benz GLB35 AMG, and 2021-2023 Mercedes-Benz GLA250 and GLA35 AMG. If you are replacing a leaking or restricted Mercedes-Benz engine oil cooler, part number 90873 provides a direct-match option for the applications shown.

What This Part Helps Address

• Oil cooler leakage at the unit body or sealing surfaces
• Reduced oil temperature control from a restricted cooler core
• Cooling-system service needs tied to the engine oil cooler assembly
• Fitment matching for Mercedes-Benz A220 oil cooler replacement
• Fitment matching for Mercedes-Benz CLA250, GLA250, GLB250, and AMG oil cooler service

Installation Notes and Tips

Verify the existing cooler against the OE cross-reference numbers and the listed dimensions before installation. This part is specified as the oil cooler unit only, so confirm the vehicle uses the same cooler configuration before ordering. Inspect the sealing surfaces carefully and replace worn O-rings during service to help maintain a proper seal. For best results, compare the removed unit to Nissens 90873 and confirm the Mercedes-Benz application by model year.

Quality Assurance

Nissens manufactures cooling components with OE-style fitment focus and aluminum construction suited to thermal management service. Part number 90873 is cataloged against Mercedes-Benz OE references A2601800100 and A2601800400 for application matching.