D2 Racing Lowering Springs 1"F 0.9"R For 07-11 E90 3 Series 328i 335i 335is RWD 1.375"F - Welding is required

- Welding is required

Spring rates:F 6kgR 5kg- 15 Levels of Adjustable Damper Strength- Aluminum Brackets paired with rubber inserts- Rubber Dust Covers- Adjustable Ride Height- Conservative Spring Rates- Single-Cylinder Design - mono-tube- All coil-over damper kits come with 1 year manufacture-defect warranty

·        Spherical bearing for superior handling performance

- Direct replacement of OE components

D2 Racing Lowering Springs 1"F 0.9"R For 07-11 E90 3 Series 328i 335i 335is RWD 1.375"F - Welding is requiredD2 RACING Lowering Springs fits 07 11 E90 3 Series 328i 330i 335i 335is MSRP: $ 170 USD Manufacturer Part #: D SP BM 31 Note: FR= 1. 0 RE= 0. 9 PRODUCT DESCRIPTION D2 PRO Series lowering springs optimize and improve handling characteristics by offering a reduction in ride height while maintaining exceptional ride quality through the use of a progressive rate spring. All of the D2 PRO Series springs come with a lifetime warranty and are manufactured of