QA1 MOD Series Front Coilover Kit - Double Adjustable, Large Tapered Flat Spring, 550 lbs/in Rate - 1973-1987 Oldsmobile Cutlass A5 (B9) FWD/AWD Quattro 2013-2015 BMW 335i xDrive

2013-2015 BMW 335i xDrive

1997 BMW 3 Series 328i Convertible (E36)

Block Load 846 lbs

2007 Dodge Charger 2

QA1 MOD Series Front Coilover Kit - Double Adjustable, Large Tapered Flat Spring, 550 lbs/in Rate - 1973-1987 Oldsmobile Cutlass A5 (B9) FWD/AWD Quattro 2013-2015 BMW 335i xDrivedon't be limited to adjustments! Completely re valve in minutes with the MOD Series Shock. Designed specifically on your 1973 1987 Oldsmobile Cutlass 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