Bilstein 19-172743 Suspension Shock Absorber - Rear

Bilstein B4 OE Replacement Shock Absorber Overview

The Bilstein shock absorber 19-172743 is designed specifically for BMW 745i, 745Li, 750i, and 750Li models. Engineered to meet original equipment specifications, this suspension shock absorber ensures reliable performance and consistent ride quality.

• Brand: Bilstein
• Brand Line: B4 OE Replacement
• Part Number: 19-172743
• Internal Design: Twintube
• Finish: Black paint
• Lower Mount Type: Eye 15.8mm
• Upper Mount Type: Stem
• Boot Included: No

About the B4 OE Replacement Product Line

The Bilstein B4 OE Replacement line is developed to provide direct-fit shock absorbers that match the original equipment specifications of the vehicle. This product line focuses on restoring the suspension system to its factory performance, making it a suitable choice for BMW owners seeking to maintain the original driving dynamics of their 745i, 745Li, 750i, or 750Li models.

Product Features and Technical Details

The Bilstein 19-172743 shock absorber features a twintube internal design, which offers a balance between comfort and handling. Its black paint finish provides corrosion resistance and durability. The lower mount is an eye type with a 15.8mm diameter, while the upper mount uses a stem design, ensuring proper fitment and secure installation on compatible BMW models.

Common Applications and Problem Solving

• Restores original ride comfort and handling for BMW 745i, 745Li, 750i, and 750Li
• Replaces worn or leaking shock absorbers causing poor vehicle stability
• Addresses excessive body roll and uneven tire wear
• Improves braking performance by maintaining proper suspension control
• Eliminates noise and vibration related to damaged shocks

Installation Notes and Tips

Ensure compatibility by verifying the part number 19-172743 with your BMW model before installation. The shock absorber mounts with an eye lower mount (15.8mm) and a stem upper mount, so proper tools for these connections are recommended. Since the boot is not included, inspect existing dust covers and replace if necessary to protect the shock absorber from debris and extend its service life.

Quality Assurance and Warranty

Bilstein shock absorbers are manufactured to meet strict quality standards, ensuring durability and consistent performance. The B4 OE Replacement series is designed to match original equipment specifications, providing reliable suspension function. Please refer to Bilstein's official warranty policy for specific coverage details related to part number 19-172743.