1998 QA1 Suspension Components

Coilover Conversion, Single Adjustable Shocks, 550 lb. Spring Rate, Upper/Lower Control Arms, Tubular, Black, 0-2 in. Drop, Chevy, GMC, Kit

Part Number: QA1-52612-S550

4.71 out of 5 stars ( 7 )

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Coilover Conversion, Double Adjustable Shocks, 600 lb. Spring Rate, Upper and Lower Control Arms, Tubular, Black, 2-4 in. Drop, Chevy, GMC, Kit

Part Number: QA1-52613-D600

5.0 out of 5 stars ( 4 )

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Suspension Package, Rear Coilover Conversion System, Single Adjustable, 170 lbs./in. Spring Rate, 4-7 in. Drop, Chevy, GMC, Kit

Part Number: QA1-R140-170

5.0 out of 5 stars ( 1 )

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Suspension Package, Rear Coilover Conversion System, Double Adjustable, 200 lbs./in. Spring Rate, 4-7 in. Drop, Chevy, GMC, Kit

Part Number: QA1-R240-200

4.0 out of 5 stars ( 2 )

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Coilover Kits, MOD Series Pro Coilover Systems, Rear, Twin-tube Shocks, Eyelet Mounts, 175 lbs./in. Spring Rate, Ford, Kit

Part Number: QA1-RCK52411

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Estimated Ship Date: Mar 30, 2026 if ordered today

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Coilover Kits, MOD Series Pro Coilover Systems, Rear, Twin-tube Shocks, Eyelet Mounts, 130 lbs./in. Spring Rate, Ford, Kit

Part Number: QA1-RCK52410

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Coilover Kits, MOD Series Pro Coilover Systems, Rear, Twin-tube Shocks, Eyelet Mounts, 95 lbs./in. Spring Rate, Ford, Kit

Part Number: QA1-RCK52409

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Coilover Kit, MOD Series Pro, Front, Twin-Tube, 0.0-2.0 in. Lowered, Aluminum Body, Black Anodized, 650 lbs./in. Spring Rate, Kit

Part Number: QA1-MG401-10650A

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Estimated Ship Date: Mar 31, 2026 if ordered today

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Suspension Handling Packages, Level 1 Handling, Coil Springs, Shocks/Struts, Front Sway Bar, Not Compatible with Cobra IRS, Ford, Kit

Part Number: QA1-HK41-FMM4

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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-MG401-08600C

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Coilover Kit, MOD Series Pro, Front, Twin-Tube, 0.0-2.0 in. Lowered, Aluminum Body, Black Anodized, 750 lbs./in. Spring Rate, Kit

Part Number: QA1-MG401-08750C

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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-MG401-10500C

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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-MG401-11300C

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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-MG401-10400C

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Coilover Kit, MOD Series Pro, Front, Twin-Tube, 0.0-2.0 in. Lowered, Aluminum Body, Black Anodized, 650 lbs./in. Spring Rate, Kit

Part Number: QA1-MG401-10650B

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Coilover Kit, MOD Series Pro, Front, Twin-Tube, 0.0-2.0 in. Lowered, Aluminum Body, Black Anodized, 650 lbs./in. Spring Rate, Kit

Part Number: QA1-MG401-10650C

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Coilover Kit, MOD Series Pro, Front, Twin-Tube, 0.0-2.0 in. Lowered, Aluminum Body, Black Anodized, 750 lbs./in. Spring Rate, Kit

Part Number: QA1-MG401-10750C

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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-MG401-11250C

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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-MG401-10350A

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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-MG401-10400A

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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-MG401-10450B

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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-MG401-10600C

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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-MG401-11300A

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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-MG401-10350C

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Suspension Handling Packages, Level 1 Drag Racing, Coil Springs, Shocks/Struts, Rear Sway Bar, Not Compatible with Cobra IRS, Ford, Kit

Part Number: QA1-DK41-FMM4

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Estimated Ship Date: Apr 15, 2026 if ordered today

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