Bilstein 22-152770 Suspension Strut Assembly - Front Left

Bilstein B4 OE Replacement Suspension Strut Assembly Overview

The Bilstein B4 OE Replacement Suspension Strut Assembly 22-152770 is engineered to restore the original ride quality and handling of your BMW 128i or 135i. Designed as a direct replacement, this suspension strut assembly offers reliable performance with a focus on durability and fitment accuracy.

• Direct OE replacement for BMW 128i and 135i models
• Twintube internal design for consistent damping
• Black paint finish for corrosion resistance
• Base cup lower mount and stem upper mount for secure installation
• Boot not included

Detailed Product Features and Specifications

This Bilstein suspension strut assembly features a twintube internal design, which provides a balance between comfort and control by effectively managing road irregularities. The black paint finish helps protect the strut from environmental wear, extending its service life. The lower mount uses a base cup design, while the upper mount is a stem type, ensuring compatibility with the original mounting points on your BMW 128i and 135i. Note that this assembly does not include a boot.

About the B4 OE Replacement Product Line

The B4 OE Replacement line from Bilstein is designed to meet or exceed original equipment specifications, providing a reliable and cost-effective solution for restoring your vehicle's suspension. This product line focuses on maintaining the factory ride characteristics and handling dynamics, making it suitable for drivers seeking to replace worn or damaged struts without altering the vehicle's original performance.

Common Applications and Problem Solving

• Restores factory ride comfort and handling on BMW 128i and 135i
• Replaces worn or leaking suspension struts
• Eliminates excessive bouncing or poor road control
• Addresses uneven tire wear caused by faulty struts
• Improves vehicle stability and braking response

Installation Notes and Tips

Ensure compatibility with your specific BMW 128i or 135i model year before installation. The strut assembly is designed for direct replacement using existing mounting points, with a base cup lower mount and stem upper mount. Professional installation is recommended to maintain proper alignment and suspension geometry. Since the boot is not included, inspect the existing boot for damage and replace if necessary to protect the strut shaft.

Quality Assurance and Warranty

Bilstein manufactures the 22-152770 suspension strut assembly to meet OE standards, ensuring consistent performance and durability. While specific warranty details are not provided here, Bilstein products typically come with manufacturer-backed warranties covering defects in materials and workmanship. Refer to official Bilstein documentation for exact warranty terms.