Swift Springs Spec-R Performance Springs
Designed at the upper limits of OEM shock valving. Track tested for optimum performance while maintaining ride comfort.
- Vehicle: BMW 335i E90/E92 (2007-2013)
- Type: Spec-R
- Front Rate: 4.0 kgf/mm
- Rear Rate: 11.0 kgf/mm
- Front Drop: -1.0″
- Rear Drop: -0.8″
- Part#: 4X905R
Made with Swift proprietary HS5.TW material for reduced un-sprung weight and increased stroke.
Reviews
There are no reviews yet.