Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster
Availability
QA1 High Performance Suspension, Driveshafts, Rod Ends & More
QA1 puts you in complete control with high performance suspension components and more for your circle track, drag racing, off-road, or street vehicle! Features like...
QA1 puts you in complete control with high performance suspension components and more for your circle track, drag racing, off-road, or street vehicle! Features like deflective disc valving, customizable compression and rebound, and lightweight aluminum construction have made QA1 shocks number one in the industry, and Summit Racing’s extensive selection makes it easy to get it all for your vehicle with the best prices anywhere! Pair them up with a set of custom-rate coil springs, heavy-duty Chromoly rod ends, and tubular chassis components for a one-of-a-kind suspension setup that you’ll only get from QA1!
QA1 puts you in complete control with high performance suspension components and more for your circle track, drag racing, off-road, or street vehicle! Features like deflective disc valving, customizable compression and rebound, and lightweight aluminum construction have made QA1 shocks number one in the industry, and Summit Racing’s extensive selection makes it easy to get it all for your vehicle with the best prices anywhere! Pair them up with a set of custom-rate coil springs, heavy-duty Chromoly rod ends, and tubular chassis components for a one-of-a-kind suspension setup that you’ll only get from QA1!
Showing In Stock Items. Show All 249 Items.
Featured Products
Coilover Kits, Proma Star Double Adjustable Coilover Systems, Front, Adjustable Valving, Twin-tube, 200 lbs./in. Rate Springs, Ford, Pair
Part Number: QA1-HD01-12200
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Coilover Kit, MOD Series Pro, Front, Twin-Tube, 0.0-2.0 in. Lowered, Aluminum Body, Black Anodized, 400 lbs./in. Spring Rate, Kit
Part Number: QA1-MG401-10400B
Not Yet Reviewed
Estimated Ship Date: May 22, 2026 if ordered today
Estimated Ship Date: May 22, 2026 if ordered today
Coilover Kit, MOD Series Pro, Front, Twin-Tube, 0.0-2.0 in. Lowered, Aluminum Body, Black Anodized, 350 lbs./in. Spring Rate, Kit
Part Number: QA1-MG501-10350C
Not Yet Reviewed
Estimated Ship Date: May 22, 2026 if ordered today
Estimated Ship Date: May 22, 2026 if ordered today
Coilover Kit, MOD Series Pro, Front, Twin-Tube, 0.0-2.0 in. Lowered, Aluminum Body, Black Anodized, 550 lbs./in. Spring Rate, Kit
Part Number: QA1-MG401-10550C
Not Yet Reviewed
Estimated Ship Date: May 22, 2026 if ordered today
Estimated Ship Date: May 22, 2026 if ordered today
Coilover Kit, MOD Series Pro, Front, Twin-Tube, 0.0-2.0 in. Lowered, Aluminum Body, Black Anodized, 450 lbs./in. Spring Rate, Kit
Part Number: QA1-MG401-10450C
Not Yet Reviewed
Estimated Ship Date: May 22, 2026 if ordered today
Estimated Ship Date: May 22, 2026 if ordered today
Coilover Kit, MOD Series Pro, Front, Twin-Tube, 0.0-2.0 in. Lowered, Aluminum Body, Black Anodized, 600 lbs./in. Spring Rate, Kit
Part Number: QA1-MG401-10600A
Not Yet Reviewed
Estimated Ship Date: May 22, 2026 if ordered today
Estimated Ship Date: May 22, 2026 if ordered today
Coilover Kit, MOD Series Pro, Front, Twin-Tube, 0.0-2.0 in. Lowered, Aluminum Body, Black Anodized, 300 lbs./in. Spring Rate, Kit
Part Number: QA1-MG401-11300B
Not Yet Reviewed
Estimated Ship Date: May 22, 2026 if ordered today
Estimated Ship Date: May 22, 2026 if ordered today
Coilover Kit, MOD Series Pro, Front, Twin-Tube, 0.0-2.0 in. Lowered, Aluminum Body, Black Anodized, 250 lbs./in. Spring Rate, Kit
Part Number: QA1-MG401-11250A
Not Yet Reviewed
Estimated Ship Date: May 22, 2026 if ordered today
Estimated Ship Date: May 22, 2026 if ordered today
Coilover Kit, MOD Series Pro, Front, Twin-Tube, 0.0-2.0 in. Lowered, Aluminum Body, Black Anodized, 350 lbs./in. Spring Rate, Kit
Part Number: QA1-MG401-10350B
Not Yet Reviewed
Estimated Ship Date: May 22, 2026 if ordered today
Estimated Ship Date: May 22, 2026 if ordered today
Suspension Handling Packages, Level 1 Big Wheel Kits, Coilovers, Trailing Arms, Buick, Chevrolet, Oldsmobile, Pontiac, Kit
Part Number: QA1-BW01-GMA2
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Suspension Handling Packages, Level 1 Big Wheel Kits, Coilovers, Trailing Arms, Buick, Chevrolet, Oldsmobile, Pontiac, Kit
Part Number: QA1-BW01-GMA3
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Shock, Twin Tube, QA1 Stocker Star, 23.880 in. Extended, 14.880 in. Collapsed, Each
Part Number: QA1-TS901
Estimated Ship Date: Today
Estimated Ship Date: Today
Shock, Twin Tube, QA1 Stocker Star, 23.870 in. Extended, 14.870 in. Collapsed, Each
Part Number: QA1-TD901
Estimated Ship Date: Today
Estimated Ship Date: Today
Shock, Twin Tube, QA1 Stocker Star, 15.500 in. Extended, 10.250 in. Collapsed, Each
Part Number: QA1-TD501
Estimated Ship Date: Today
Estimated Ship Date: Today
Shock, Twin Tube, QA1 Stocker Star, 15.500 in. Extended, 10.250 in. Collapsed, Each
Part Number: QA1-TS501
Estimated Ship Date: Today
Estimated Ship Date: Today
Shocks and Struts, 27 Series Stock Mount Monotube Shocks, Custom Ride Height, Stud Upper/T-bar Lower Mount, 15.670 in. Extended Length, M-Dry, Each
Part Number: QA1-2795M-DRY
Not Yet Reviewed
Estimated Ship Date: May 22, 2026 if ordered today
Estimated Ship Date: May 22, 2026 if ordered today
Shocks and Struts, 27 Series Stock Mount Monotube Shocks, Custom Ride Height, Stud Upper/T-bar Lower Mount, 14.000 in. Extended Length, M-Dry, Each
Part Number: QA1-2794M-DRY
Not Yet Reviewed
Estimated Ship Date: May 22, 2026 if ordered today
Estimated Ship Date: May 22, 2026 if ordered today
Shock, Twin Tube, QA1 Stocker Star NA, 23.870 in. Extended, 14.870 in. Collapsed, Each
Part Number: QA1-TN901
Estimated Ship Date: Today
Estimated Ship Date: Today
Shock, Stocker Star, Non-Adjustable, Aluminum, Front, Chevrolet, GMC, Each
Part Number: QA1-TN405
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Shock, Twin Tube, QA1 Stocker Star, Double Adjustable, Front, Dodge, Each
Part Number: QA1-TD520
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Coilover Kits, Proma Star Double Adjustable Coilover Systems, Rear, Twin-tube Shocks, Eyelet Mounts, 130 lbs./in. Spring Rate, Ford, Pair
Part Number: QA1-RCK52406
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Shocks and Struts, Stocker Star Shocks, Stock Ride Height, Twin-tube, Eyelet Upper/Stud Lower Mounts, 17.00 in. Extended Length, Rear, Ford, Each
Part Number: QA1-TN518
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Shock, Twin Tube, QA1 Stocker Star, Double Adjustable, 16.500 in. Extended, 11.500 in. Collapsed, Each
Part Number: QA1-TD518
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Shocks and Struts, Stocker Star Shocks, Stock Ride Height, Twin-tube, Adjustable Valving, Front, Chevrolet, GMC, Each
Part Number: QA1-TS405
Estimated Ship Date: Today
Estimated Ship Date: Today
Shocks and Struts, 27 Series IMCA Legal Stock Mount Monotube, Custom Ride Height, Stud Upper/T-bar Lower, 14.000 in. Extended Length, 7-3M, Each
Part Number: QA1-27A947-3M
Not Yet Reviewed
Estimated Ship Date: May 22, 2026 if ordered today
Estimated Ship Date: May 22, 2026 if ordered today
