QA1 MOD Series Front Coilover Kit - Double Adjustable, Large Tapered Flat Spring, 250 lbs/in Rate - 1975 Buick Apollo Challenger Full-length ride-height adjustment separates preload

Full-length ride-height adjustment separates preload from ride height — meaning you can drop the Civic Sedan/Coupe FC to the height you want while preserving spring travel and shock stroke

These RC300h coilovers are built around a digressive monotube damper and world-famous Eibach ERS Motorsport springs

2020 Infiniti Q60 Red Sports RWD

2021 Toyota Camry Hybrid FWD (AXVH75)

QA1 MOD Series Front Coilover Kit - Double Adjustable, Large Tapered Flat Spring, 250 lbs/in Rate - 1975 Buick Apollo Challenger Full-length ride-height adjustment separates preloaddon't be limited to adjustments! Completely re valve in minutes with the MOD Series Shock. Designed specifically on your 1975 Buick Apollo to meet the demands required by today's high performance drag race and handling pro touring cars, QA1's multi patent pending MOD Series shock will transform the way racers respond to changing track conditions and configurations. The key element to this tunability is QuickTune Technology: dry modular valve packs