QA1 MOD Series Front Coilover Kit - Double Adjustable, Tapered Flat Spring, 600 lbs/in Rate - 1968-1971 Oldsmobile 442 eibach-ers-linear-main-single-coil-spring 2007 Mazda Mazda 6 Sedan

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QA1 MOD Series Front Coilover Kit - Double Adjustable, Tapered Flat Spring, 600 lbs/in Rate - 1968-1971 Oldsmobile 442 eibach-ers-linear-main-single-coil-spring 2007 Mazda Mazda 6 Sedandon't be limited to adjustments! Completely re valve in minutes with the MOD Series Shock. Designed specifically on your 1968 1971 Oldsmobile 442 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