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Halloween Special Bilstein B4 Air Shocks Bmw 525i (01-03) 528i (99-00) 540i (99-03) [oe Replacement] Rear Only - 19-132341 Tool [F59Xwdig]

$22.99 $73.99 -69%

The revolutionary design provides damping, suspension and level control in one single part. The BILSTEIN B4 air suspension module is available for active and passive systems and is therefore the ideal OE replacement part for a perfect driving experie

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The revolutionary design provides damping, suspension and level control in one single part. The BILSTEIN B4 air suspension module is available for active and passive systems and is therefore the ideal OE replacement part for a perfect driving experience as on day one.

Fitment Information

  • BMW 525i (2001, 2002, 2003)
  • BMW 528i (1999, 2000)
  • BMW 540i (1999, 2000, 2001, 2002, 2003)
  • With Self-Leveling Suspension

Adjustability & Range

  • Sold Individually
  • Fitting Position: Rear Axle
  • Shock Absorber Type: Gas Pressure
  • Shock Absorber Design: Absorber does not carry a spring
  • Shock Absorber Mounting Type: Bottom eye / Top pin
  • Shock Absorber System: Twin-Tube

Specs & Features

  • 100 % functionality as on day one
  • 100 % new parts for maximum stability and reliable safety
  • 100 % uncompromising OE quality
  • 100 % comfort
  • Available for all air suspension systems – active and passive
  • Individually fine-tuned in the BILSTEIN road test

Product Description

Bilstein B4 OE Replacement (Air) dampers are high-quality, direct-fit replacements for the original air suspension systems in many European vehicles. As an OE supplier, Bilstein ensures these dampers meet or surpass manufacturer standards, delivering reliability and performance. These dampers connect seamlessly to the vehicle's original connectors, allowing for easy, modification-free installation. With Bilstein B4 dampers, drivers can restore the vehicle's original ride comfort and handling without any complicated adjustments.

Designed for smooth integration, Bilstein B4 OE Replacement (Air) dampers offer an efficient solution for replacing worn-out air suspension systems. Their precision engineering ensures a perfect fit, preserving the vehicle’s factory feel and performance. Ideal for those seeking hassle-free installation, these dampers help maintain the vehicle’s handling and comfort, meeting the expectations set by both Bilstein and the original vehicle manufacturer.

Redline360 sells only new, genuine and authentic Bilstein products.

What Our Customers Say

January 2, 2026

Absolutely no complaints!

This is a very user-centric and helpful product.

- Kate Johnson.

January 2, 2026

Absolutely no complaints!

A very intuitive and user-centered design.

- Quinn H..

January 2, 2026

Absolutely no complaints!

I'm amazed at how much it can do.

- Dan Garcia.

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