Bilstein 19-230887 Suspension Shock Absorber - Rear

Bilstein B4 OE Replacement Shock Absorber Overview

The Bilstein shock absorber 19-230887 is engineered for precise suspension performance on select BMW models. Designed as a direct replacement, this suspension shock absorber restores original ride comfort and handling characteristics for vehicles like the BMW 525xi and 535i xDrive.

• Brand: Bilstein
• Brand Line: B4 OE Replacement
• Part Number: 19-230887
• Internal Design: Twintube
• Finish: Black paint
• Lower Mount Type: Eye 15.4mm
• Upper Mount Type: Stem
• Boot Included: No

About the Bilstein B4 OE Replacement Series

The B4 OE Replacement line by Bilstein is designed to meet or exceed original equipment specifications. This series focuses on restoring the factory suspension performance and ride quality, making it suitable for drivers seeking a reliable replacement shock absorber without altering the vehicle’s handling dynamics. The 19-230887 shock absorber is part of this series, ensuring compatibility and consistent performance for BMW models requiring OE-level suspension components.

Product Details and Specifications

This Bilstein shock absorber features a twintube internal design, which provides a balance between comfort and control. The black paint finish offers corrosion resistance and a clean appearance. The lower mount is an eye type with a 15.4mm diameter, while the upper mount uses a stem design, ensuring proper fitment and secure installation. Note that this shock absorber does not include a protective boot.

Compatible BMW Models and Applications

• BMW 525xi
• BMW 528i xDrive
• BMW 528xi
• BMW 530xi
• BMW 535i xDrive
• BMW 535xi

This shock absorber is specifically designed for these BMW models, providing a direct replacement that maintains the original suspension geometry and ride characteristics.

Common Suspension Issues Addressed

• Reduced ride comfort due to worn shocks
• Excessive body roll or instability during cornering
• Uneven tire wear caused by suspension imbalance
• Increased braking distances from poor shock absorption
• Noise or vibration from damaged or leaking shock absorbers

Installation Notes and Tips

Ensure the vehicle is securely lifted and supported before removing the old shock absorber. Verify the lower eye mount diameter and upper stem mount compatibility with your BMW model. It is recommended to replace shocks in pairs to maintain balanced suspension performance. No boot is included with this part, so inspect existing boots for wear and replace if necessary.

Quality Assurance and Warranty

Bilstein manufactures the 19-230887 shock absorber to meet OE standards, ensuring durability and consistent performance. While specific warranty details are not provided here, Bilstein products typically come with manufacturer-backed quality assurance. Consult the product documentation or manufacturer for warranty information.