
The Eibach ERS race coilover spring, 9.00" length by 2.25" diameter with a 550 lb rate, belongs to Eibach's Race Spring System. Engineered for consistent, linear spring rates with tight tolerances, ERS springs are series-produced to maintain quality and repeatability. This higher-rate spring is aimed at applications needing a stiffer spring characteristic for race or high-performance setups.
Eibach ERS 9.00 inch L x 2.25 inch dia x 550 lbs Coil Over Spring (single spring)