The Progress Technology CS3 coil-over kit for 1989–1991 Honda Civic, Si and CRX is a Coil-Over 3 system featuring rebound-adjustable dampers with a 650 lb/in front spring and 800 lb/in rear spring for a stiff rear bias. Lowering is adjustable from 1" to 3" and the kit uses the factory top hat. CS3 offers fourteen spring-rate combinations so you can configure a race-oriented or more compliant street setup, dialing rebound control to suit road quality and driving preference.
Progress Tech 89-91 Honda Civic/Si/CRX Coil-Over 3 System (FR 650lb / RR 800lb) Factory Top Hat Only