Swift Spec R Sport Springs | 2008-2013 BMW 135i (4X904R)

When your Sunday drive involves turning left and right at high speeds, it’s not enough just to handle great on the straightaways. Having traction for when things get twisty is critical in laying down a fast time! Swift Springs was founded by people with over 90 years of industry experience who know what they are doing. Along with the overall movement of other suspension components for the optimal spring rate (that sweet spot), you can trust Swift Springs.