Arnott P-2985 Air Suspension Compressor

OE-Style Air Suspension Compressor for BMW

Arnott P-2985 is a new replacement air suspension compressor built by WABCO, the original equipment supplier to BMW. It is designed for direct replacement use on select BMW 5 Series GT and 7 Series models, including hybrid applications, with factory-style integration and a quiet operating profile.

For BMW 535i GT, 550i GT, 740i, 750i, 760Li, and ActiveHybrid 7 applications, this compressor is built to restore proper air suspension function with the correct electrical and pneumatic connections. The Arnott NEW line focuses on direct-fit replacement parts for air suspension service.

Key Features

• Part number P-2985
• WABCO-built replacement compressor for BMW air suspension systems
• 12V electrical system
• Maximum pressure: 250
• Airflow rate: 30
• Integrated maintenance-free air dryer
• Application-specific air line and wiring harness included
• Relay included
• Factory-style black compressor assembly with 3 mounting holes
• Direct replacement for factory mounting bracket installation

Detailed Description

Arnott P-2985 is a complete air suspension compressor assembly kit engineered for BMW vehicles that use WABCO OE compressor architecture. Unlike universal units that are adapted to fit, this compressor was developed for the 11-17 BMW 5 Series F07 Gran Turismo and F11 Touring, as well as 09-15 BMW 7 Series models. It arrives assembled from the WABCO factory in Germany with the correct harness and air line for the application, helping maintain proper system integration and consistent air supply. This part number P-2985 is a direct replacement choice for BMW owners servicing air suspension compressor failure on supported 5 Series GT and 7 Series platforms.

This part cross-references BMW 37206784137 and 37206789165 for the same application.

Used For

• Air suspension compressor failure on BMW 535i GT and 535i GT xDrive
• Loss of ride height or vehicle sag on BMW 550i GT, 550i GT xDrive, and 7 Series models
• Slow or weak air spring inflation
• Compressor noise, overheating, or reduced output
• Air suspension warning messages related to compressor performance

Installation Notes

Fits 2010-2017 BMW 535i GT, N/A; Fits 2011-2017 BMW 535i GT xDrive, N/A; Fits 2010-2017 BMW 550i GT xDrive, N/A; Fits 2010-2015 BMW 550i GT, N/A; Fits 2010-2015 BMW 740i, N/A; Fits 2015 BMW 740Ld xDrive, N/A; Fits 2011-2015 BMW 740Li, N/A; Fits 2013-2015 BMW 740Li xDrive, N/A; Fits 2009-2015 BMW 750i, N/A; Fits 2010-2015 BMW 750i xDrive, N/A; Fits 2009-2015 BMW 750Li, N/A; Fits 2010-2015 BMW 750Li xDrive, N/A; Fits 2009-2015 BMW 760Li, N/A; Fits 2013-2015 BMW ActiveHybrid 7, N/A.

Verify the factory mounting bracket, electrical connector, and air line routing before installation. This compressor includes the wiring harness and relay specified for the application, and it is intended to replace the original unit in the factory location.

Quality Assurance

Arnott’s NEW line uses application-specific replacement components, and this compressor is supplied as a WABCO factory-assembled unit from Germany for BMW air suspension service.