Availability
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: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
Rear Suspension, 4 Link Conversion, Triangulated, Double Adjustable, 170 lbs/in, Springs, Black, Ford 9 in, Standard Axle, Chevrolet, Pontiac, Kit
Part Number: QA1-R257-170S
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Coilover Conversion System, Rear, Double Adjustable Coilover, 175 lbs./in. Spring Rate, Dana 60 Rear, Dodge, Plymouth, Kit
Part Number: QA1-R264-175
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Coilover Conversion, Double Adjustable Shocks, 850 lb. Spring Rate, Lower Control Arms, Tubular, Black Powdercoated, Chevy, GMC, Kit
Part Number: QA1-52610-D850
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 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: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Coilover Conversion, Single Adjustable Shocks, 850 lb. Spring Rate, Lower Control Arms, Tubular, Black Powdercoated, Chevy, GMC, Kit
Part Number: QA1-52610-S850
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Coilover Conversion System, Rear, Single Adjustable Coilover, 175 lbs./in. Spring Rate, Dana 60 Rear, Dodge, Plymouth, Kit
Part Number: QA1-R164-175
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Coilover Conversion System, Rear, Single Adjustable Coilover, 175 lbs./in. Spring Rate, Mopar 8 3/4 and Ford 9 in. Rear, Dodge, Plymouth, Kit
Part Number: QA1-R151-175
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Coilover Conversion System, Rear, Double Adjustable, MOD Series, 175 lbs./in. Spring Rate, Mopar 8 3/4 or Ford 9 in., B-Body, Dodge, Plymouth, Kit
Part Number: QA1-R351-175
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Suspension Handling Packages, Level 1 Big Wheel Kits, Coil Springs, Shocks/Struts, Trailing Arms, 0-2.000 in. Drop, Buick, Chevy, Olds, Pontiac, Kit
Part Number: QA1-BW01-GMB4
Not Yet Reviewed
Estimated Ship Date: Monday 11/3/2025
Estimated Ship Date: Monday 11/3/2025
Coilover Kits, MOD Series Pro Coilover Systems, Front, Adjustable Valving, Twin-tube Shocks, Black Springs, 550 lbs./in. Rate, Chevrolet, Pair
Part Number: QA1-MG455-08550
Not Yet Reviewed
Estimated Ship Date: Monday 11/3/2025
Estimated Ship Date: Monday 11/3/2025
Coilover Kits, MOD Series Pro Coilover Systems, Rear, Twin-tube Shocks, Eyelet Mounts, 95 lbs./in. Spring Rate, Ford, Kit
Part Number: QA1-RCK52409
Not Yet Reviewed
Estimated Ship Date: Monday 11/3/2025
Estimated Ship Date: Monday 11/3/2025
Coilover Kits, MOD Series Pro Coilover Systems, Rear, Twin-tube Shocks, Eyelet Mounts, 130 lbs./in. Spring Rate, Ford, Kit
Part Number: QA1-RCK52410
Not Yet Reviewed
Estimated Ship Date: Monday 11/3/2025
Estimated Ship Date: Monday 11/3/2025
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: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered 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-MG501-10400A
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 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-MG501-10450C
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
Coilover Kit, MOD Series Pro, Front, Twin-Tube, Aluminum Body, Black Anodized, 450 lbs./in. Spring Rate, Buick, Chevy, GMC, Oldsmobile, Pontiac, Kit
Part Number: QA1-MG507-10450C
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
Suspension Handling Packages, Level 1 Big Wheel Kits, Coil Springs, Shocks/Struts, Trailing Arms, 0-2.000 in. Drop, Buick, Chevy, Olds, Pontiac, Kit
Part Number: QA1-BW01-GMB6
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 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: Monday 11/3/2025
Estimated Ship Date: Monday 11/3/2025
Coilover Kits, Rear MOD Series HD Pro Coilover Conversion, Adjustable Valving, 200 lbs./in. Rate Springs, Designed for 3.25 in. Axle Tubes, Kit
Part Number: QA1-DM501-2001
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 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: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
Coilover Kits, Rear MOD Series HD Pro Coilover Conversion, Adjustable Valving, 300 lbs./in. Rate Springs, Designed for 3.25 in. Axle Tubes, Kit
Part Number: QA1-DM501-3001
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
Coilover Kit, MOD Series Pro, Front, Twin-Tube, Aluminum Body, Black Anodized, 250 lbs./in. Spring Rate, Buick, Chevy, Oldsmobile, Pontiac, Kit
Part Number: QA1-MG501-11250A
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
Coilover Kit, MOD Series Pro, Front, Twin-Tube, Aluminum Body, Black Anodized, 500 lbs./in. Spring Rate, Buick, Chevy, GMC, Oldsmobile, Pontiac, Kit
Part Number: QA1-MG507-10500C
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
Coilover Kit, MOD Series Pro, Front, Twin-Tube, Aluminum Body, Black Anodized, 550 lbs./in. Spring Rate, Buick, Chevy, GMC, Oldsmobile, Pontiac, Kit
Part Number: QA1-MG507-10550C
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
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