QA1 MOD Series Front Coilover Kit - Double Adjustable, Large Tapered Flat Spring, 350 lbs/in Rate - 1973-1977 GMC Sprint Sierra 1 mm Segment Tuning Series

1 mm Segment Tuning Series B6 Performance Spring Seat Included No Upper Mount Type Stem Quantity Sold Individually Notes Rally Version

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QA1 MOD Series Front Coilover Kit - Double Adjustable, Large Tapered Flat Spring, 350 lbs/in Rate - 1973-1977 GMC Sprint Sierra 1 mm Segment Tuning Seriesdon't be limited to adjustments! Completely re valve in minutes with the MOD Series Shock. Designed specifically on your 1973 1977 GMC Sprint 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