Arnott P-3728 Air Suspension Compressor

BMW X5/X6 Air Suspension Compressor

Restore proper air suspension operation with this Arnott air suspension compressor for BMW X5 and BMW X6 applications. Part number P-3728 is a brand-new direct replacement for the original BMW compressor and is produced by AMK, the same manufacturer behind the OE unit.

Built for 2007-2013 BMW X5 (E70) and 2008-2014 BMW X6 (E71) models, this compressor assembly includes a dryer and relay for a complete replacement setup. It uses a compact 12V design with a standard-grade black housing for straightforward service replacement.

Key Features

• Direct replacement air suspension compressor for BMW X5 and BMW X6
• Brand new AMK-manufactured unit
• Includes dryer and relay
• 12V electrical system
• Standard-grade compressor assembly kit
• Black finish with 3 mounting holes
• Arnott part number P-3728

Detailed Description

Arnott P-3728 is an OE-style air suspension compressor for BMW X5 and BMW X6 models equipped with air suspension. It is engineered as a direct replacement for the factory compressor used on 2007-2013 BMW X5 (E70) and 2008-2014 BMW X6 (E71) vehicles. Because it is produced by AMK, the same manufacturer associated with the original compressor, it matches the application requirements for a factory-style repair.

This compressor assembly is supplied new and includes a dryer and relay, helping support a complete compressor replacement on BMW X5/X6 air suspension systems. This part cross-references BMW part numbers 37206789938 and 37206799419 for the same application.

Common Problems This Part Can Address

• Air suspension compressor failure on BMW X5 or BMW X6
• Slow or inconsistent suspension height recovery
• Compressor noise, overheating, or weak output
• Air suspension system warning messages related to compressor performance
• Loss of ride height support from a worn factory pump

Installation Notes and Tips

Fits 2007-2013 BMW X5, N/A. Fits 2008-2014 BMW X6, N/A. Verify the vehicle’s suspension configuration and OE part number before installation. The compressor uses a 12V electrical setup and 3 mounting holes. Mounting hardware is not included. The valve block is not included.

Quality Assurance

Arnott supplies this compressor as a new replacement unit manufactured by AMK, the same company associated with the original OE compressor. The included dryer and relay support a service-ready replacement for BMW X5 and BMW X6 air suspension repairs.