Bilstein B3 OE Replacement (Air) Air Suspension Spring - Black

 

The Bilstein B3 OE Replacement (Air) Air Suspension Spring - Black is built for customers restoring an air suspension system on European air suspension service and restoration. It serves as a replacement for a tired or leaking original air spring with a vehicle-matched component focused on ride-height recovery, load support, and the smooth character expected from an air-sprung vehicle.

B3 OE Replacement Air suspension bags are designed to connect into the original air suspension layout on selected European applications. The goal is straightforward: restore the system's ability to hold height, respond to changing load, and maintain a refined ride without changing the basic suspension architecture.

The black or application-specific finish keeps the component visually understated once installed. Because air springs rely on correct sealing, connector fit, and vehicle-specific geometry, application matching matters as much as the spring itself.

This air spring is well suited for vehicles showing sagging, uneven ride height, or compromised air support. When paired with proper diagnosis of the air system, it can help bring the vehicle back to the composed ride quality customers expect.

For customers who want the original air suspension feel instead of a conversion approach, the B3 OE Replacement (Air) spring keeps the repair focused and factory-minded. It supports comfort, height control, and daily drivability when the correct configuration is selected.

The selected configuration should support the way the vehicle is actually driven, from normal road miles to the specific performance or service goal behind the upgrade. Matching the part to the vehicle, spring package, and installation plan helps customers get the intended Bilstein feel instead of a generic replacement result. This approach also helps shops communicate the benefit clearly, because the suspension change is tied to real use rather than a vague parts swap. Whether customers are upgrading for air suspension repair, ride-height recovery, or original ride feel, Bilstein B3 OE Replacement (Air) Air Suspension Spring - Black delivers controlled suspension performance with Bilstein ride quality. Now Available at LEER!

 

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Features & Specifications

Product Type: Air Suspension Spring

Brand: Bilstein

Series: B3 OE Replacement (Air)

Finish: Black Paint

Lower Mount Type: Special

Upper Mount Type: Special

Collapsed Length: 8.42 in.

Extended Length: 14.46 in.

Vehicle Fitment: 2007-2009 Mercedes-Benz R320; 2006-2012 Mercedes-Benz R350; 2006-2007 Mercedes-Benz R500; 2007 Mercedes-Benz R63 AMG; 2007-2013 BMW X5; 2008-2014 BMW X6; 2000-2006 BMW X5; 2003-2012 Land Rover Range Rover; 2010-2016 Mercedes-Benz GL350; 2007-2016 Mercedes-Benz GL450; 2016-2017 Mercedes-Benz GLE300d; 2016-2017, 2019 Mercedes-Benz GLE400; 2018 Mercedes-Benz GLE550 (+5 more); 2015-2019 Porsche Macan; 2017-2020 Land Rover Discovery; 2013-2019 Land Rover Range Rover; 2014-2019 Land Rover Range Rover Sport; 2006-2007 BMW 530xi; 2009-2010 BMW 535i xDrive; 2008 BMW 535xi

Air spring service should include a complete check of the suspension system, because leaks, fittings, sensors, and compressor behavior all affect the final repair. The selected air spring should match the vehicle position and original air suspension layout.

Functionality:

• Serves as a replacement for the original air spring on matched air-suspension applications
• Helps restore ride height when the original air bag no longer seals properly
• Supports original-style load leveling and ride comfort
• Connects with the vehicle air suspension layout on selected applications
• Useful during diagnosis-driven air suspension service
• Helps preserve the refined feel expected from air-sprung vehicles
• Pairs with proper system inspection for long-term repair confidence

 

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Why Choose

This product is ideal for customers who want an air suspension spring focused on original-style ride-height restoration.

• Helps restore air suspension height and support
• Designed for original-style air spring replacement on selected applications
• Supports comfort-focused suspension repair without conversion parts
• Can help address sagging or uneven ride height when the air system is diagnosed correctly
• Keeps the vehicle closer to its original suspension character
• Useful for premium European vehicles with aging air suspension components
• Fits service plans focused on function, comfort, and ride quality

 

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What's Included

• One application-specific air suspension spring

Note: Confirm included components before installation.

 

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Installation Notes

• Confirm vehicle application and air spring position before installation
• Inspect air lines, fittings, compressor function, and height sensors before completing the repair
• Do not pressurize the air suspension system until the spring is correctly seated and checked

Buyer is responsible for use in accordance with applicable vehicle, road, off-road, towing, racing, and local laws.

 

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Warranty Information

Warranty coverage varies by Bilstein product series, vehicle application, and use conditions. Proper installation, correct application matching, and proof of purchase may be required for warranty support.

Coverage typically excludes improper installation, misuse, modifications, electrical issues, overloading, tampering, impact damage outside warranty terms, or non-compliant use. Customers should keep purchase records and confirm the applicable coverage terms for the selected configuration.