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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 61 Items.
Featured Products
Coilover, MOD, Double-Adjustable, Right Hand Piggyback, Twin-Tube, 11.13 in. Extended, 8.63 in. Collapsed, 2.5 in. Travel, Eyelet/Eyelet, Each
Part Number: QA1-M311PR
Not Yet Reviewed
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Coilover Kits, Rear MOD Coilover Conversion Systems, Rear, Twin-tube Shocks, Eyelet Mounts, 300 lbs./in. Spring Rate, Buick, Chevy, Olds, Pontiac, Kit
Part Number: QA1-RCK52462
Not Yet Reviewed
Estimated Ship Date: Apr 28, 2026 if ordered today
Estimated Ship Date: Apr 28, 2026 if ordered today
Coilover Shock, MOD Series, Double-Adjustable, Aluminum Body, Black Anodized, Twin-Tube, 14.50 in. Extended, 9.630 in. Collapsed, Each
Part Number: QA1-M531CR
Not Yet Reviewed
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Coilover Shock, MOD Series, Double-Adjustable, Aluminum Body, Black Anodized, Twin-Tube, 16.880 in. Extended, 11.500 in. Collapsed, Each
Part Number: QA1-M521PL
Not Yet Reviewed
Estimated Ship Date: Apr 28, 2026 if ordered today
Estimated Ship Date: Apr 28, 2026 if ordered today
Coilover Shock, MOD Series, Double-Adjustable, Aluminum Body, Black Anodized, Twin-Tube, 18.750 in. Extended, 12.500 in. Collapsed, Each
Part Number: QA1-M611PR
Not Yet Reviewed
Estimated Ship Date: Apr 28, 2026 if ordered today
Estimated Ship Date: Apr 28, 2026 if ordered today
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: Apr 28, 2026 if ordered today
Estimated Ship Date: Apr 28, 2026 if ordered today
Coilover Kits, Rear MOD Coilover Conversion Systems, Rear, Twin-tube Shocks, Eyelet Mounts, 300 lbs./in. Spring Rate, Buick, Chevy, Olds, Pontiac, Kit
Part Number: QA1-RCK52465
Not Yet Reviewed
Estimated Ship Date: Apr 28, 2026 if ordered today
Estimated Ship Date: Apr 28, 2026 if ordered today
Coilover, MOD, Double-Adjustable, Left Hand Remote Canister, Twin-Tube, 11.13 in. Extended, 8.63 in. Collapsed, 2.5 in. Travel, Eyelet/Eyelet, Each
Part Number: QA1-M311CL
Not Yet Reviewed
Estimated Ship Date: Apr 28, 2026 if ordered today
Estimated Ship Date: Apr 28, 2026 if ordered today
Coilover Shock, MOD Series, Double-Adjustable, Aluminum Body, Black Anodized, Twin-Tube, 23.625 in. Extended, 14.875 in. Collapsed, Each
Part Number: QA1-M911PL
Not Yet Reviewed
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Coilover Shock, MOD Series, Double-Adjustable, Aluminum Body, Black Anodized, Twin-Tube, 23.625 in. Extended, 14.875 in. Collapsed, Each
Part Number: QA1-M911PR
Not Yet Reviewed
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Coilover Shock, MOD Series, Double-Adjustable, Aluminum Body, Black Anodized, Twin-Tube, 19.500 in. Extended, 12.875 in. Collapsed, Each
Part Number: QA1-M711PL
Not Yet Reviewed
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Coilover Shock, MOD Series, Double-Adjustable, Aluminum Body, Black Anodized, Twin-Tube, 19.500 in. Extended, 12.875 in. Collapsed, Each
Part Number: QA1-M711PR
Not Yet Reviewed
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Coilover Shock, MOD Series, Double-Adjustable, Aluminum Body, Black Anodized, Twin-Tube, 16.875 in. Extended, 11.500 in. Collapsed, Each
Part Number: QA1-M511PR
Not Yet Reviewed
Estimated Ship Date: Apr 29, 2026 if ordered today
Estimated Ship Date: Apr 29, 2026 if ordered today
Coilover Shock, MOD Series, Double-Adjustable, Aluminum Body, Black Anodized, Twin-Tube, 18.750 in. Extended, 12.500 in. Collapsed, Each
Part Number: QA1-M611CR
Not Yet Reviewed
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Coilover Shock, MOD Series, Double-Adjustable, Aluminum Body, Black Anodized, Twin-Tube, 14 in. Extended, 10.130 in. Collapsed, Each
Part Number: QA1-M411CL
Not Yet Reviewed
Estimated Ship Date: Apr 29, 2026 if ordered today
Estimated Ship Date: Apr 29, 2026 if ordered today
Coilover Shock, MOD Series, Double-Adjustable, Aluminum Body, Black Anodized, Twin-Tube, 14 in. Extended, 10.130 in. Collapsed, Each
Part Number: QA1-M411CR
Not Yet Reviewed
Estimated Ship Date: Apr 28, 2026 if ordered today
Estimated Ship Date: Apr 28, 2026 if ordered today
Coilover Shock, MOD Series, Double-Adjustable, Aluminum Body, Black Anodized, Twin-Tube, 15 in. Extended, 10.630 in. Collapsed, Each
Part Number: QA1-M421PL
Not Yet Reviewed
Estimated Ship Date: Apr 28, 2026 if ordered today
Estimated Ship Date: Apr 28, 2026 if ordered today
Coilover Shock, MOD Series, Double-Adjustable, Aluminum Body, Black Anodized, Twin-Tube, 16.875 in. Extended, 11.500 in. Collapsed, Each
Part Number: QA1-M511PL
Not Yet Reviewed
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Coilover Shock, MOD Series, Double-Adjustable, Aluminum Body, Black Anodized, Twin-Tube, 23.625 in. Extended, 14.875 in. Collapsed, Each
Part Number: QA1-M911CL
Estimated Ship Date: Apr 28, 2026 if ordered today
Estimated Ship Date: Apr 28, 2026 if ordered today
Coilover Kit, MOD Coilover System, Rear, Double Adjustable, 175 lbs./in. Spring Rate, Buick, Chevy, GMC, Oldsmobile, Pontiac, Kit
Part Number: QA1-RCK52442
Not Yet Reviewed
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Coilover Shock, MOD Series, Double-Adjustable, Aluminum Body, Black Anodized, Twin-Tube, 23.625 in. Extended, 14.875 in. Collapsed, Each
Part Number: QA1-M911CR
Not Yet Reviewed
Estimated Ship Date: Apr 28, 2026 if ordered today
Estimated Ship Date: Apr 28, 2026 if ordered today
Coilover Shock, MOD Series, Double-Adjustable, Aluminum Body, Black Anodized, Twin-Tube, 15 in. Extended, 10.630 in. Collapsed, Each
Part Number: QA1-M421CL
Not Yet Reviewed
Estimated Ship Date: Apr 28, 2026 if ordered today
Estimated Ship Date: Apr 28, 2026 if ordered today
Coilover Kits, Rear MOD Coilover Conversion Systems, Rear, Twin-tube Shocks, Eyelet Mounts, 250 lbs./in. Spring Rate, Buick, Chevy, Olds, Pontiac, Kit
Part Number: QA1-RCK52461
Not Yet Reviewed
Estimated Ship Date: Apr 28, 2026 if ordered today
Estimated Ship Date: Apr 28, 2026 if ordered today
Coilover Shock, MOD Series, Double-Adjustable, Aluminum Body, Black Anodized, Twin-Tube, 12.880 in. Extended, 8.630 in. Collapsed, Each
Part Number: QA1-M431CR
Not Yet Reviewed
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Coilover Kits, Rear MOD Coilover Conversion Systems, Rear, Twin-tube Shocks, Aluminum, Black/Red, Eyelet Mounts, Buick, Chevrolet, Olds, Pontiac, Kit
Part Number: QA1-RCK52460
Not Yet Reviewed
Estimated Ship Date: Apr 28, 2026 if ordered today
Estimated Ship Date: Apr 28, 2026 if ordered today
