Bilstein 22-172518 Suspension Strut Assembly - Front Left

Bilstein B4 OE Replacement Suspension Strut Assembly Overview

The Bilstein shock absorbers part number 22-172518 offer a reliable suspension upgrade for BMW models including the 318i, 318is, 318ti, 323i, 323is, 325i, 325is, 328i, and 328is. Designed as a direct replacement, this suspension strut assembly restores original ride quality and handling characteristics.

• Black paint finish for corrosion resistance
• Twintube internal design for consistent damping
• Lower mount type: Clevis for secure attachment
• Upper mount type: Stem for precise fitment
• Boot not included
• Part of the B4 OE Replacement series

Detailed Features of the Bilstein 22-172518 Strut Assembly

This Bilstein suspension strut assembly features a twintube internal design, which provides reliable and consistent damping performance suitable for daily driving and OEM specifications. The black paint finish helps protect the strut from corrosion and wear over time. The lower clevis mount and upper stem mount ensure proper alignment and fitment on compatible BMW models. Note that this assembly does not include a boot.

About the B4 OE Replacement Product Line

The B4 OE Replacement series by Bilstein is engineered to meet or exceed original equipment standards. This product line focuses on restoring the vehicle’s original suspension performance and ride comfort without altering the factory setup. The 22-172518 strut assembly is designed specifically for BMW 3 Series models, providing a direct fit and reliable operation consistent with the original suspension components.

Compatible BMW Models and Common Applications

• Compatible with BMW 318i, 318is, 318ti
• Compatible with BMW 323i, 323is
• Compatible with BMW 325i, 325is
• Compatible with BMW 328i, 328is
• Used to address worn or leaking struts, poor ride quality, and handling instability

Installation Notes and Tips

Installation of the Bilstein 22-172518 suspension strut assembly should be performed by a qualified technician familiar with BMW suspension systems. Ensure the vehicle is properly supported and aligned after installation. Since the boot is not included, inspect the existing boot for damage and replace if necessary to protect the strut shaft from debris and extend service life.

Quality Assurance and Warranty Information

Bilstein manufactures this suspension strut assembly to meet strict quality standards, ensuring durability and consistent performance. The B4 OE Replacement series is designed to match original equipment specifications. Please refer to Bilstein’s official warranty policy for coverage details related to this part number 22-172518.