The Progress Technology CS3 coil-over kit for 1989–1991 Honda Civic, Si and CRX is a Coil-Over 3 system with rebound-adjustable damping paired to 650 lb/in front and 650 lb/in rear springs for a firm, balanced setup. Lowering height is adjustable from 1" to 3" and the kit uses the factory top hat. CS3 broadens spring-rate options into fourteen combinations so you can pick a track, drag, or street-oriented setup and dial rebound to match your driving style and road surface.
Progress Tech 89-91 Honda Civic/Si/CRX Coil-Over 3 System (FR 650lb / RR 650lb) Factory Top Hat Only