Availability
Coilover Kits
Coilover Kit, Pro Coilover System, Front, Single Adjustable, Buick, Chevy, GMC, Oldsmobile, Pontiac, Pair
Part Number: QA1-GS401-10750C
Not Yet Reviewed
Estimated Ship Date: Nov 13, 2026 if ordered today
Estimated Ship Date: Nov 13, 2026 if ordered today
Coilover Kits, Rear MOD Series HD Pro Coilover Conversion, Adjustable Valving, 250 lbs./in. Rate Springs, Designed for 3.00 in. Axle Tubes, Kit
Part Number: QA1-DM501-12250
Not Yet Reviewed
Estimated Ship Date: Nov 13, 2026 if ordered today
Estimated Ship Date: Nov 13, 2026 if ordered today
Coilover Kits, Rear Pro Coilover Conversion Systems, Adjustable, Twin-tube Shocks, Eyelet Mounts, Buick, Chevrolet, Oldsmobile, Pontiac, Kit
Part Number: QA1-RCK52363
Not Yet Reviewed
Estimated Ship Date: Nov 13, 2026 if ordered today
Estimated Ship Date: Nov 13, 2026 if ordered today
Coilover Kit, MOD Series Pro, Front, Twin-Tube, Aluminum Body, Black Anodized, 650 lbs./in. Spring Rate, Buick, Chevy, Oldsmobile, Pontiac, Kit
Part Number: QA1-MG501-10650A
Not Yet Reviewed
Estimated Ship Date: Nov 13, 2026 if ordered today
Estimated Ship Date: Nov 13, 2026 if ordered today
77-87 G-Body Chicane Coilover Kit For stock engine or LS
Part Number: SDP-50140
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2026 if ordered today
Estimated Ship Date: Dec 18, 2026 if ordered today
Coilover Kit, MOD Series Pro, Front, Twin-Tube, 0.0-2.0 in. Lowered, Aluminum Body, Black Anodized, 500 lbs./in. Spring Rate, Kit
Part Number: QA1-MG501-10500C
Not Yet Reviewed
Estimated Ship Date: Nov 13, 2026 if ordered today
Estimated Ship Date: Nov 13, 2026 if ordered today
Coilover Kit, MOD Series Pro, Front, Twin-Tube, Aluminum Body, Black Anodized, 250 lbs./in. Spring Rate, Chevy, Pontiac, Kit
Part Number: QA1-MG501-11250C
Not Yet Reviewed
Estimated Ship Date: Nov 13, 2026 if ordered today
Estimated Ship Date: Nov 13, 2026 if ordered today
70-81 Camaro Chicane Conversion Kit for BB
Part Number: SDP-20142
Estimated Ship Date: Dec 18, 2026 if ordered today
Estimated Ship Date: Dec 18, 2026 if ordered today
Coilover Kit, Pro Coilover System, Rear, Double Adjustable, Buick, Chevy, GMC, Oldsmobile, Pontiac, Kit
Part Number: QA1-RCK52370
Not Yet Reviewed
Estimated Ship Date: Nov 13, 2026 if ordered today
Estimated Ship Date: Nov 13, 2026 if ordered today
Coilover Shock, Proma Star, Rear, Twin-Tube, Single Adjustable, Eyelet/Eyelet, Pair
Part Number: QA1-RCK52350
Not Yet Reviewed
Estimated Ship Date: Nov 13, 2026 if ordered today
Estimated Ship Date: Nov 13, 2026 if ordered today
Coilover Kit, Pro Coilover System, Front, Double Adjustable, Buick, Pair
Part Number: QA1-GD508-10750C
Not Yet Reviewed
Estimated Ship Date: Nov 13, 2026 if ordered today
Estimated Ship Date: Nov 13, 2026 if ordered today
Coilover Kit, Pro Coilover System, Front, Double Adjustable, Chevy, Pontiac, Pair
Part Number: QA1-GD501-10650C
Not Yet Reviewed
Estimated Ship Date: Nov 13, 2026 if ordered today
Estimated Ship Date: Nov 13, 2026 if ordered today
Coilover Kits, Rear MOD Series HD Pro Coilover Conversion, Adjustable Valving, 300 lbs./in. Rate Springs, Designed for 3.00 in. Axle Tubes, Kit
Part Number: QA1-DM501-12300
Not Yet Reviewed
Estimated Ship Date: Nov 13, 2026 if ordered today
Estimated Ship Date: Nov 13, 2026 if ordered today
Coilover Kits, Rear MOD Series HD Pro Coilover Conversion, Adjustable Valving, 250 lbs./in. Rate Springs, Designed for 3.25 in. Axle Tubes, Kit
Part Number: QA1-DM501-2501
Not Yet Reviewed
Estimated Ship Date: Nov 13, 2026 if ordered today
Estimated Ship Date: Nov 13, 2026 if ordered today
Coilover Kit, Pro Coilover System, Front, Double Adjustable, Buick, Chevy, Oldsmobile, Pontiac, Pair
Part Number: QA1-GD507-11300C
Not Yet Reviewed
Estimated Ship Date: Nov 13, 2026 if ordered today
Estimated Ship Date: Nov 13, 2026 if ordered today
Coilover Kits, Rear Pro Coilover Conversion Systems, Adjustable, Twin-tube Shocks, Eyelet Mounts, Buick, Chevrolet, Oldsmobile, Pontiac, Kit
Part Number: QA1-RCK52360
Not Yet Reviewed
Estimated Ship Date: Nov 13, 2026 if ordered today
Estimated Ship Date: Nov 13, 2026 if ordered today
77-87 G-Body Chicane Coilover Kit for BB
Part Number: SDP-50142
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2026 if ordered today
Estimated Ship Date: Dec 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: Nov 13, 2026 if ordered today
Estimated Ship Date: Nov 13, 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: Nov 13, 2026 if ordered today
Estimated Ship Date: Nov 13, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
QA1 Rear Pro Coilover Conversion Systems for 1965-1970 BISCAYNE, IMPALA - RCK52387
Estimated Ship Date: Monday 10/26/2026
Coilover Kits, Rear Pro Conversion System, Double-Adjustable, Aluminum, Clear Anodized Shocks, Silver Powdercoated Springs, 150 lbs./in. Rate, Kit
Part Number: QA1-DD501-1501
Not Yet Reviewed
Estimated Ship Date: Nov 13, 2026 if ordered today
Estimated Ship Date: Nov 13, 2026 if ordered today
Coilover Kits, Rear HD Pro Coilover Conversion System, Adjustable Valving, 200 lbs./in. Rate Springs, Designed for 3.25 in. Axle Tubes, Kit
Part Number: QA1-DD501-2001
Not Yet Reviewed
Estimated Ship Date: Nov 13, 2026 if ordered today
Estimated Ship Date: Nov 13, 2026 if ordered today
Coilover Kit, Mustang II Coilover System, Front, Double Adjustable, Ford, Pair
Part Number: QA1-MD302-08600
Not Yet Reviewed
Estimated Ship Date: Nov 13, 2026 if ordered today
Estimated Ship Date: Nov 13, 2026 if ordered today
64-72 A Body Chicane Conversion Kit for SB
Part Number: SDP-30141
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2026 if ordered today
Estimated Ship Date: Dec 18, 2026 if ordered today
Coilover Kit, 10 in. Length Springs, 300 lbs./in. Spring Rate, Double Adjustable, 15.000 in. Extended Length, 11.125 in. Collapsed Length, Kit
Part Number: QA1-DD44-300
Not Yet Reviewed
Estimated Ship Date: Nov 13, 2026 if ordered today
Estimated Ship Date: Nov 13, 2026 if ordered today
Coilover Kit, Mustang II Coilover System, Front, Double Adjustable, Ford, Pair
Part Number: QA1-MD301-08600
Not Yet Reviewed
Estimated Ship Date: Nov 13, 2026 if ordered today
Estimated Ship Date: Nov 13, 2026 if ordered today
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