Arnott P-3952 Air Suspension Compressor

Reliable Air Suspension Compressor for BMW Models

The Arnott - Air Suspension Compressor P-3952 is designed to restore proper air suspension function in select BMW vehicles. Engineered as a new, standard-grade replacement, this compressor assembly kit ensures consistent performance for models equipped with air suspension systems.

• New Arnott - Air Suspension Compressor assembly kit
• Includes integrated dryer and relay for optimal operation
• Standard grade type for reliable durability
• Black color with female connectors (3 total)
• Operates on 12-volt electrical system
• Compatible with multiple BMW 6 and 7 Series xDrive models

Product Details and Features

This air suspension compressor (part number P-3952) is a direct replacement designed specifically for BMW 640i xDrive Gran Turismo, 740e xDrive, 740i, 740i xDrive, 740Le xDrive, 745e, 745e xDrive, 745Le xDrive, 750i, 750i xDrive, 750Li, 750Li xDrive, M760i xDrive, and M760Li xDrive models. The assembly includes a built-in dryer to remove moisture from the air system, helping to prevent corrosion and maintain system integrity. A relay is also included to ensure proper electrical control. The compressor features three female connectors and operates on a 12-volt system, matching the electrical requirements of the specified BMW vehicles. Mounting hardware and brackets are not included, so existing components should be reused or sourced separately.

Arnott - Air Suspension Compressor Product Line

The Arnott - Air Suspension Compressor product line focuses on providing reliable, new replacement compressors for air suspension systems. This line emphasizes quality components such as integrated dryers and relays to maintain system performance and longevity. The P-3952 model is part of this line, offering a standard-grade solution tailored for BMW air suspension applications.

Common Applications and Problem Resolution

• Restores air suspension functionality in BMW 6 and 7 Series xDrive models
• Resolves compressor failure causing uneven ride height or suspension sag
• Eliminates air leaks and moisture-related damage with included dryer
• Addresses electrical relay faults affecting compressor operation
• Improves ride comfort and vehicle stability by maintaining proper air pressure

Installation Notes and Tips

When installing the Arnott air suspension compressor P-3952, ensure the vehicle’s electrical connections match the female 3-connector setup. Since mounting hardware and brackets are not included, verify the condition of existing components before installation. Properly secure the compressor to avoid vibration and noise. It is recommended to inspect the entire air suspension system, including air springs and lines, to prevent future failures.

Quality Assurance and Warranty

This Arnott air suspension compressor is a new, standard-grade part manufactured to meet OEM specifications. It includes an integrated dryer and relay to support system reliability. While specific warranty details are not provided here, Arnott products typically come with a limited warranty covering defects in materials and workmanship. Consult the product documentation or supplier for exact warranty terms.