Bilstein 17-21 BMW 530i B4 OE Replacement Shock Absorber - Front Right 1991-nissan-240sx-esi6891930 Synerlec provides unsurpassed film strength

Synerlec provides unsurpassed film strength and lubricity – up to 4X more than top competitors

Screws into a 10AN ORB port and provides a swiveling 10mm male SAE quick connect fitting

Custom heat-treated chromoly high-misalignment studs allow for extreme articulation angles (up to 65°) to prevent endlink bind when used with adjustable sway bars

The stock differential bushing is known to tearing under hard driving and track use

Fragola -12AN Male Weld Bung

Bilstein 17-21 BMW 530i B4 OE Replacement Shock Absorber - Front Right 1991-nissan-240sx-esi6891930 Synerlec provides unsurpassed film strengthBilstein B4 OE Replacement dampers are specifically engineered to be the best choice for maintaining the original ride quality of your vehicle, while meeting or exceeding OE standards. These 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. Warranty Material Safety Data Sheet Installation Instructions Material Safety Data Sheet