Original: $360.00
-70%$360.00
$108.00The Story
Swift Spec-R Springs deliver track-focused performance engineered for the serious enthusiast. Dropping your E90 M3 sedan or E92 M3 coupe 1.0" front and 0.7" rear, these race-tuned springs feature aggressive 5.0 kg front and 12.0 kg rear rates optimized for factory dampers. Tested extensively on circuit, they maximize shock valving potential while remaining street-capable for daily duty. The complete four-spring set balances precision handling with compliance, making them ideal for drivers tackling multiple HPDE and SCCA events annually without sacrificing everyday usability.
- The most consistent spring rate throughout the stroke
- The largest amount of stroke
- The highest durability against loss of spring height
- The lightest in weight


Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
Swift Spec-R Springs deliver track-focused performance engineered for the serious enthusiast. Dropping your E90 M3 sedan or E92 M3 coupe 1.0" front and 0.7" rear, these race-tuned springs feature aggressive 5.0 kg front and 12.0 kg rear rates optimized for factory dampers. Tested extensively on circuit, they maximize shock valving potential while remaining street-capable for daily duty. The complete four-spring set balances precision handling with compliance, making them ideal for drivers tackling multiple HPDE and SCCA events annually without sacrificing everyday usability.
- The most consistent spring rate throughout the stroke
- The largest amount of stroke
- The highest durability against loss of spring height
- The lightest in weight























