Bilstein B3 Rear Coil Spring (36-313259) - BMW E90 B1

Bilstein B3 Rear Coil Spring (36-313259) - BMW E90 B1If 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

towing heavy loads

or fast-road applications

even under demanding conditions

the B12 kit delivers a balanced suspension solution straight out of the box

The Bilstein B6 4600 is the ideal suspension upgrade for drivers who want to enhance handling and control without changing their vehicle's ride height

Perfect OE Fit: Direct bolt-on replacement using original mounting points—no modifications needed

Why Choose Bilstein B4

Bilstein B6 offers the ideal balance between comfort and capability—engineered for those who expect more from their suspension

Made in the USA & Germany: Manufactured to Bilstein’s high-quality standards for reliability and performance

and reduced body roll for a true sports car feel

Bilstein B6 is the go-to solution for those who want more confidence on the road—whether it’s during fast cornering

Whether you're corner carving on back roads or enhancing your daily commute