If your original Shock / Strut is surrounded by a Coil Spring, replacing just the bare cartridge may require a Coil Spring Compressor to safely remove and reuse the spring and mount (not included) from your original assembly.
Bilstein B4 OE Replacement (DampTronic) dampers are direct OE replacements for the electronically adjustable dampers found on many European brand vehicles. Bilstein B4 OE Replacement (DampTronic) dampers are specifically engineered to be the best choice for maintaining the original ride quality of your vehicle, while meeting or exceeding OE standards. Bilstein B4 OE Replacement (DampTronic) dampers are the ideal choice for the driver looking to restore the original performance and handling of their vehicle, with the added benefit of world-famous Bilstein quality.
Attention California Customers - WARNING: Cancer & Reproductive Harm - www.P65Warnings.ca.gov