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QA1 High Performance Suspension, Driveshafts, Rod Ends & More
Coilover Kit, MOD Coilover System, Rear, Double Adjustable, 300 lbs./in. Spring Rate, Buick, Chevy, Oldsmobile, Pontiac, Kit
Part Number: QA1-RCK52454
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Coilover Kit, 12 in. Length Springs, 130 lbs./in. Spring Rate, Single Adjustable, 16.875 in. Extended Length, 11.625 in. Collapsed Length, Kit
Part Number: QA1-DS52-130
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Coilover Kit, Pro Coilover System, Rear, Double Adjustable, 220 lbs./in. Spring Rate, Chevrolet, Kit
Part Number: QA1-RCK52391
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Coilover Kit, 10 in. Length Springs, 500 lbs./in. Spring Rate, Single Adjustable, 15.000 in. Extended Length, 11.125 in. Collapsed Length, Kit
Part Number: QA1-DS44-500
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Suspension Handling Packages, Level 3 Handling, Coil Springs, Shocks/Struts, Sway Bars, Lower Control Arms, Trailing Arms, Ford, Kit
Part Number: QA1-HK43-FMM2
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Suspension Handling Packages, Level 2 Drag Racing, Coil Springs, Shocks/Struts, Rear Sway Bar, 0-2.000 in. Drop, Buick, Chevrolet, Pontiac, Kit
Part Number: QA1-DK02-GMB3
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Coilover Kit, 9 in. Length Springs, 650 lbs./in. Spring Rate, Double Adjustable, 14.000 in. Extended Length, 10.125 in. Collapsed Length, Kit
Part Number: QA1-DD42-650
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Coilover Kit, 14 in. Length Springs, 250 lbs./in. Spring Rate, Double Adjustable, 18.750 in. Extended Length, 12.625 in. Collapsed Length, Kit
Part Number: QA1-DD62-250
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Coilover Kits, Rear Pro Conversion System, Double-Adjustable, Aluminum, Clear Anodized Shocks, Silver Powdercoated Springs, 150 lbs./in. Rate, Kit
Part Number: QA1-DD501-12150
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Coilover Kit, 12 in. Length Springs, 150 lbs./in. Spring Rate, Single Adjustable, 16.875 in. Extended Length, 11.625 in. Collapsed Length, Kit
Part Number: QA1-DS52-150
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Coilover Kit, 12 in. Length Springs, 250 lbs./in. Spring Rate, Double Adjustable, 16.875 in. Extended Length, 11.625 in. Collapsed Length, Kit
Part Number: QA1-DD52-250
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Coilover Kits, Rear Pro Conversion System, MOD Double-Adjustable, Aluminum, Clear Anodized Shocks, Silver Powdercoated Springs, 150 lbs./in. Rate, Kit
Part Number: QA1-DM501-12150
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Coilover Kit, MOD Coilover System, Rear, Double Adjustable, 200 lbs./in. Spring Rate, Buick, Chevy, Oldsmobile, Pontiac, Kit
Part Number: QA1-RCK52452
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Suspension Handling Kits, Level 3.0 Drag Kit, Front/Rear Shocks, Coil Springs, Front/Rear Sway Bar, Trailing Arms, Control Arms. Chevy, Pontiac, Kit
Part Number: QA1-HK53-GMF2
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Suspension Handling Kits, Level 3.0 Drag Kit, Front/Rear Shocks, Coil Springs, Front/Rear Sway Bar, Trailing Arms, Control Arms. Chevy, Pontiac, Kit
Part Number: QA1-HK43-GMF2
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Coilover Conversion, Single Adjustable Shocks, 750 lb. Spring Rate, Lower Control Arms, Tubular, Black Powdercoated, Chevy, GMC, Kit
Part Number: QA1-52610-S750
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Coilover Kit, Pro Coilover System, Rear, Double Adjustable, 170 lbs./in. Spring Rate, Chevrolet, Kit
Part Number: QA1-RCK52389
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Suspension Package, MOD Series, Front, Drag, 0-2 in. Drop, Double Adjustable, 350 lbs/in. Spring Rate, Tubular Arms, Mopar, A-Body, Kit
Part Number: QA1-52345-M350
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Coilover Kit, 12 in. Length Springs, 130 lbs./in. Spring Rate, Double Adjustable, 16.875 in. Extended Length, 11.625 in. Collapsed Length, Kit
Part Number: QA1-DD52-130
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Coilover Kits, Rear Pro Conversion System, Non-Adjustable, Aluminum, Clear Anodized Shocks, Silver Powdercoated Springs, 150 lbs./in. Rate, Kit
Part Number: QA1-ALN12150K
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Coilover Kits, MOD Series Pro Coilover Systems, Rear, Twin-tube Shocks, Eyelet Mounts, 200 lbs./in. Spring Rate, Chevy, Pontiac, Kit
Part Number: QA1-RCK52633
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Suspension Handling Packages, Level 2 Drag Racing, Coil Springs, Shocks/Struts, Rear Sway Bar, Not Compatible with Cobra IRS, Ford, Kit
Part Number: QA1-DK42-FMM3
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Suspension Handling Packages, Level 1 Handling, Coil Springs, Shocks/Struts, Front Sway Bar, Not Compatible with Cobra IRS, Ford, Kit
Part Number: QA1-HK41-FMM4
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Suspension Handling Packages, Level 3 Handling, Coil Springs, Shocks/Struts, Sway Bars, Control Arms, 0-2.000 in. Drop, Dodge, Plymouth, Kit
Part Number: QA1-HK23-CRA2
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Coilover Kit, MOD Coilover System, Rear, Double Adjustable, 200 lbs./in. Spring Rate, Buick, Chevy, GMC, Oldsmobile, Pontiac, Kit
Part Number: QA1-RCK52449
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
