The Progress Technology CS3 coil-over kit for 1989–1991 Honda Civic, Si and CRX is a Coil-Over 3 system offering rebound-adjustable damping with a 550 lb/in front spring and 800 lb/in rear spring for pronounced rear stiffness. Lowering is adjustable from 1" to 3" and it installs using the factory top hat. CS3 expands spring choices across fourteen combinations so you can configure a race-focused setup or a smoother street tune by dialing rebound for road conditions.
Progress Tech 89-91 Honda Civic/Si/CRX Coil-Over 3 System (FR 550lb / RR 800lb) Factory Top Hat Only