Bilstein B3 Rear Coil Spring (40-232003) - BMW E39AM

Bilstein B3 Rear Coil Spring (40-232003) - BMW E39AMIf you're looking for quality, look no further. By choosing BILSTEIN springs, you're backing an uncontested champion: a successful motor sports fitter and a leading original equipment manufacturer of automotive springs. The benefits of BILSTEIN B3 shock absorbers are: Innovative technical designs, such as Pigtail ends, Minibloc forms and central force design High quality chrome vanadium or chrome silicone steel for an extremely high level of break

Direct OE Replacement: Engineered for a perfect fit on compatible vehicles

Ideal when replacing shocks or struts

Restore your vehicle’s original ride quality with Bilstein B4 dampers

and handling precision where standard shocks fall short

helping to prevent premature wear from dirt

Lowered Ride Height: Lowers the vehicle by approximately 40–50mm depending on application—delivering a more aggressive stance and enhanced center of gravity

ensuring consistent performance under all conditions

OEM-Level Quality: Built to the same standards as factory-fitted compressors

the B4 range delivers the perfect balance of comfort

Matched Damper & Sportline Spring Combo: Optimized for performance with firmer damping and ultra-low progressive-rate springs

Bilstein B8 5100 Series – Precision Damping for Lifted Trucks and Off-Road Performance

Bilstein B1 Mounting Kit – 35-233602