K2-Circuit Coilovers - EF/CRX/DA - Front 16K / Rear 14KApplications: 88 91 Civic EF 88 91 CRX 90 93 Integra DA Spring Rate: F 16K R 14K Valve: K2 Race Valve This is our standard linear valve. Damper will get stiffer as the strut travels through its range of motion. This can give some harshness with very aggressive curbs. K2 DS1 Valve This is our semi digressive valve. We tried to find the happy balance between digressive and linear valving to give a balance of both worlds. Note: * Springs rates can be