QA1 MOD Series Front Coilover Kit - Double Adjustable, Large Tapered Flat Spring, 500 lbs/in Rate - 1975-1979 Buick Skylark NX300 The Eibach PRO-KIT for the

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QA1 MOD Series Front Coilover Kit - Double Adjustable, Large Tapered Flat Spring, 500 lbs/in Rate - 1975-1979 Buick Skylark NX300 The Eibach PRO-KIT for thedon't be limited to adjustments! Completely re valve in minutes with the MOD Series Shock. Designed specifically on your 1975 1979 Buick Skylark 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