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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 88 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-HD03-12200
Not Yet Reviewed
Estimated Ship Date: Monday 1/12/2026
Estimated Ship Date: Monday 1/12/2026
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: Monday 1/12/2026
Estimated Ship Date: Monday 1/12/2026
Coilover Kits, Proma Star Double Adjustable Coilover Systems, Front, Adjustable Valving, Twin-tube, 150 lbs./in. Rate Springs, Ford, Pair
Part Number: QA1-HD03-14150
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Not Yet Reviewed
Estimated Ship Date: Monday 1/12/2026
Coilover Kits, Proma Star Double Adjustable Coilover Systems, Front, Adjustable Valving, Twin-tube, 300 lbs./in. Rate Springs, Ford, Pair
Part Number: QA1-HD01-12300
Not Yet Reviewed
Estimated Ship Date: Jan 28, 2026 if ordered today
Estimated Ship Date: Jan 28, 2026 if ordered today
Coilover Kits, Proma Star Double Adjustable Coilover Systems, Front, Adjustable Valving, Twin-tube, 200 lbs./in. Rate Springs, Ford, Pair
Part Number: QA1-HD02-12200
Not Yet Reviewed
Estimated Ship Date: Monday 1/12/2026
Estimated Ship Date: Monday 1/12/2026
Coilover Kits, Proma Star Double Adjustable Coilover Systems, Front, Adjustable Valving, Twin-tube, 300 lbs./in. Rate Springs, Ford, Pair
Part Number: QA1-HD03-12300
Not Yet Reviewed
Estimated Ship Date: Monday 1/12/2026
Estimated Ship Date: Monday 1/12/2026
Coilover Kits, Proma Star Double Adjustable Coilover Systems, Front, Adjustable Valving, Twin-tube, 150 lbs./in. Rate Springs, Ford, Pair
Part Number: QA1-HD01-14150
Not Yet Reviewed
Estimated Ship Date: Monday 1/12/2026
Estimated Ship Date: Monday 1/12/2026
Coilover Kits, Proma Star Double Adjustable Coilover Systems, Front, Adjustable Valving, Twin-tube, 300 lbs./in. Rate Springs, Ford, Pair
Part Number: QA1-HD02-12300
Not Yet Reviewed
Estimated Ship Date: Jan 28, 2026 if ordered today
Estimated Ship Date: Jan 28, 2026 if ordered today
Coilover Kits, Proma Star Double Adjustable Coilover Systems, Front, Adjustable Valving, Twin-tube, 150 lbs./in. Rate Springs, Ford, Pair
Part Number: QA1-HD02-14150
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Not Yet Reviewed
Estimated Ship Date: Monday 1/12/2026
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: Monday 1/12/2026
Estimated Ship Date: Monday 1/12/2026
Coilover Kits, Proma Star Double Adjustable Coilover Systems, Front, Twin-tube, 170 lbs./in. Rate Springs, Chevrolet, Pontiac, Pair
Part Number: QA1-HD06-12170
Not Yet Reviewed
Estimated Ship Date: Monday 1/12/2026
Estimated Ship Date: Monday 1/12/2026
Coilover Kits, Proma Star Double Adjustable Coilover Systems, Rear, Twin-tube Shocks, 450 lbs./in. Spring Rate, Chevrolet, Pair
Part Number: QA1-RCK52470
Estimated Ship Date: Monday 1/12/2026
Estimated Ship Date: Monday 1/12/2026
Coilover Kits, Proma Star Double Adjustable Coilover, Front, Twin-tube Shocks, 450 lbs./in. Rate Springs, 1.0-2.0 in. Lowered Front, Chevrolet, Pair
Part Number: QA1-GD455-08450
Estimated Ship Date: Monday 1/12/2026
Estimated Ship Date: Monday 1/12/2026
Coilover Kits, Proma Star Double Adjustable Coilover Systems, Rear, Twin-tube Shocks, Eyelet Mounts, 175 lbs./in. Spring Rate, Ford, Pair
Part Number: QA1-RCK52407
Not Yet Reviewed
Estimated Ship Date: Monday 1/12/2026
Estimated Ship Date: Monday 1/12/2026
Coilover Kits, Proma Star Double Adjustable Coilover Systems, Front, Twin-tube, 150 lbs./in. Rate Springs, Ford, Pair
Part Number: QA1-HD05-14150
Not Yet Reviewed
Estimated Ship Date: Jan 28, 2026 if ordered today
Estimated Ship Date: Jan 28, 2026 if ordered today
Coilover Kits, Proma Star Double Adjustable Coilover Systems, Front, Twin-tube, 350 lbs./in. Rate Springs, Chevrolet, Pontiac, Pair
Part Number: QA1-HD06-10350
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Coilover Kits, Proma Star Double Adjustable Coilover Systems, Front, Twin-tube, 250 lbs./in. Rate Springs, Chevrolet, Pontiac, Pair
Part Number: QA1-HD06-12250
Not Yet Reviewed
Estimated Ship Date: Monday 1/12/2026
Estimated Ship Date: Monday 1/12/2026
Coilover Kits, Proma Star Double Adjustable Coilover Systems, Front, Twin-tube, 200 lbs./in. Rate Springs, Ford, Pair
Part Number: QA1-HD05-12200
Not Yet Reviewed
Estimated Ship Date: Jan 28, 2026 if ordered today
Estimated Ship Date: Jan 28, 2026 if ordered today
Coilover Kits, Rear MOD Coilover Conversion Systems, Rear, Twin-tube Shocks, 550 lbs./in. Spring Rate, Chevrolet, Pair
Part Number: QA1-RCK52474
Not Yet Reviewed
Estimated Ship Date: Jan 28, 2026 if ordered today
Estimated Ship Date: Jan 28, 2026 if ordered today
Coilover Kits, Proma Star Double Adjustable Coilover Systems, Rear, Twin-tube Shocks, Eyelet Mounts, 95 lbs./in. Spring Rate, Ford, Pair
Part Number: QA1-RCK52405
Not Yet Reviewed
Estimated Ship Date: Jan 28, 2026 if ordered today
Estimated Ship Date: Jan 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 1/12/2026
Estimated Ship Date: Monday 1/12/2026
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: Jan 28, 2026 if ordered today
Estimated Ship Date: Jan 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-RCK52462
Not Yet Reviewed
Estimated Ship Date: Jan 28, 2026 if ordered today
Estimated Ship Date: Jan 28, 2026 if ordered today
Coilover Kits, Proma Star Double Adjustable Coilover Systems, Front, Twin-tube, 300 lbs./in. Rate Springs, Ford, Pair
Part Number: QA1-HD05-12300
Not Yet Reviewed
Estimated Ship Date: Jan 28, 2026 if ordered today
Estimated Ship Date: Jan 28, 2026 if ordered today
Coilover Kits, Rear MOD Coilover Conversion Systems, Rear, Twin-tube Shocks, 700 lbs./in. Spring Rate, Chevrolet, Pair
Part Number: QA1-RCK52475
Not Yet Reviewed
Estimated Ship Date: Jan 28, 2026 if ordered today
Estimated Ship Date: Jan 28, 2026 if ordered today
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