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The Bilstein B3 OE replacement coil spring for 1998–2006 BMW 3 Series restores original suspension function by matching OE dimensions, spring rates and design. Manufactured from high-quality chrome vanadium or chrome silicon steel and hot-set after forming to prevent height loss, these springs incorporate technical end shapes such as minibloc or central force designs to maintain ride height, handling and safety to factory specs.
Bilstein B3 98-06 BMW 3 Series Replacement Rear Coil Spring
