What is the main benefit of the Bilstein B4 strut assembly?

The Bilstein B4 OE Replacement strut assembly is designed to restore your vehicle's original ride quality, handling, and safety. It meets or exceeds original equipment standards, bringing back that factory-fresh feel.

Does this strut assembly come with all necessary hardware for installation?

This product is a strut assembly and is designed as a direct replacement. It's recommended to refer to the manufacturer's installation instructions for a complete list of included components and any additional hardware that may be needed.

What is the difference between a twintube and monotube strut?

Twintube struts, like this Bilstein B4, use an oil-filled inner tube and a gas-pressurized outer tube. They are known for their consistent performance and comfort, making them a popular choice for OE replacement.

Bilstein B4 Front Strut Assembly 22-138361

Name: Bilstein B4 2004 BMW 525i Base Front Twintube Strut Assembly
Brand: Bilstein
Price: 146.00 USD
Availability: InStock

Bilstein B4 2004 BMW 525i Base Front Twintube Strut Assembly

$146.00

In Stock

Bilstein B4 OE Replacement front strut assembly. Restores original ride quality and handling for a range of BMW 5 Series models.

Key Features

Fits 2004-2010 BMW 5 Series models.
Restores original driving comfort, handling, and safety.
Features high power reserves for maximum safety.
Built with precise construction for high OE quality.
Twintube damper design for reliable performance.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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Will this fit your vehicle?

Product Details

This Bilstein B4 OE Replacement strut assembly uses a twintube design, a common and reliable setup for restoring original ride quality. It's built to meet or exceed the original equipment standards for your vehicle, making it a solid choice when you need to bring back that factory-fresh feel to your suspension. If your BMW 5 Series is feeling a bit worn out in the front end, this strut assembly is designed to bring back its original comfort and handling characteristics.

The B4 series is all about getting that original driving experience back. Bilstein focuses on precise construction to ensure high OE quality, which means you get high power reserves for safety and a comfortable ride. This is the ideal part for drivers who want to restore their vehicle's original performance and handling without changing the feel of the car.

This strut assembly fits a range of BMW 5 Series models, including the 525i, 530i, and 535i. It's a direct replacement part, meaning it's made to install without needing any modifications, helping to get you back on the road with confidence.