Bilstein B4 Rear TwinTube Shock Absorber 2011 BMW 323i

Rear twintube shock absorber — the Bilstein B4 2011 BMW 323i Base Rear Twintube Shock Absorber restores and maintains original ride quality while providing reliable, OE-level damping performance.

The Bilstein B4 is engineered as a direct OE replacement to meet or exceed original equipment standards, delivering predictable damping characteristics that preserve factory ride comfort and handling balance.

• OE-matched damping — ensures the vehicle's tuned response is retained, preserving steering feedback and mid-corner stability for the intended chassis setup.
• Twintube design — provides consistent damping under a wide range of loads and speeds, reducing fade and maintaining performance during repeated use.
• Direct-fit replacement — manufactured to original mounting and dimensional tolerances so installation aligns with factory geometry and requires no modification.
• Bilstein engineering and quality control — produced to OE specifications to deliver reliable service life and consistent performance across units.

This product is intended for owners restoring factory ride and handling characteristics on a 2011 BMW 323i Base. The specification focus is on value through precise damping reproduction and fitment fidelity rather than aftermarket alteration.

Brand: Bilstein