BUICK RIVIERA QA1 Chassis & Suspension

Coilover Spring, Pro, Flat Style, 550 lbs./in. Rate, 10 in. Length, 4.10/2.50 in. I.D., Silver Powdercoated, Each

Part Number: QA1-10HTBF550

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 12/29/2025

Coilover Spring, Pro, Flat Style, 450 lbs./in. Rate, 10 in. Length, 4.10/2.50 in. I.D., Silver Powdercoated, Each

Part Number: QA1-10HTBF450

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/29/2025

Coilover Spring, Pro, Flat Style, 750 lbs./in. Rate, 10 in. Length, 4.10/2.50 in. I.D., Silver Powdercoated, Each

Part Number: QA1-10HTBF750

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 12/29/2025

Ball Joint, Adjustable, Front Upper, Greasable, +1.00 in. Stud Length, Buick, Chevy, GMC, Olds, Pontiac, Each

Part Number: QA1-1210-285B

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 12/29/2025

Coilover Spring, Pro, Flat Style, 650 lbs./in. Rate, 10 in. Length, 4.10/2.50 in. I.D., Silver Powdercoated, Each

Part Number: QA1-10HTBF650

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 12/29/2025

Coilover Spring, Pro, Flat Style, 400 lbs./in. Rate, 10 in. Length, 4.10/2.50 in. I.D., Silver Powdercoated, Each

Part Number: QA1-10HTBF400

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 12/29/2025

Coilover Spring, Pro, Flat Style, 250 lbs./in. Rate, 11 in. Length, 4.10/2.50 in. I.D., Silver Powdercoated, Each

Part Number: QA1-11HTBF250

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Estimated Ship Date: Monday 12/29/2025

Coilover Spring, Pro, Flat Style, 500 lbs./in. Rate, 10 in. Length, 4.10/2.50 in. I.D., Silver Powdercoated, Each

Part Number: QA1-10HTBF500

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/29/2025

Coilover Spring, Pro, Flat Style, 600 lbs./in. Rate, 10 in. Length, 4.10/2.50 in. I.D., Silver Powdercoated, Each

Part Number: QA1-10HTBF600

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Estimated Ship Date: Monday 12/29/2025

Shock, Stocker Star, 23.630 in. Extended, 14.630 in. Colapsed, Double Adjustable, Eyelet/Eylet, Aluminum, Anodized, Rear, Buick, Rivera, Each

Part Number: QA1-TD907

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Estimated Ship Date: Monday 12/29/2025

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Coilover Spring, Pro, Flat Style, 300 lbs./in. Rate, 11 in. Length, 4.10/2.50 in. I.D., Silver Powdercoated, Each

Part Number: QA1-11HTBF300

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/29/2025

Coilover Shocks and Struts, Pro Coil, Double-adjustable, Twin-tube, Aluminum, Silver, Stud Upper/T-bar Lower Mounts, 14.50 in. Extended Length, Pair

Part Number: QA1-GD508

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 12, 2026 if ordered today

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Ball Joint, Adjustable, Upper, Greasable, GM, Passenger, Each

Part Number: QA1-1210-104

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Estimated Ship Date: Monday 12/29/2025

Ball Joint, Adjustable, Lower, Greasable, GM, Passenger, Each

Part Number: QA1-1210-102

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/29/2025

Ball Joint, Adjustable, Front Upper, Greasable, Buick, Chevy, GMC, Olds, Pontiac, Stud is 0.50 in. Longer, Each

Part Number: QA1-1210-205B

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/29/2025

Coilover Spring, Pro, Pigtail Style, 300 lbs./in. Rate, 11 in. Length, 3.50/2.50 in. I.D., Silver Powdercoated, Each

Part Number: QA1-11HTSP300

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Estimated Ship Date: Monday 12/29/2025

Coilover Kit, Pro Coilover System, Front, Double Adjustable, Buick, Pair

Part Number: QA1-GD508-10500C

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Estimated Ship Date: Monday 12/29/2025

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Coilover Kit, Pro Coilover System, Front, Double Adjustable, Buick, Pair

Part Number: QA1-GD508-10550C

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Coilover Kit, Pro Coilover System, Front, Single Adjustable, Buick, Pair

Part Number: QA1-GS508-10650C

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Shocks and Struts, Stocker Star NA Shocks, Stock Ride Height, Twin-tube, Stud Upper/T-bar Lower Mounts, 14.00 in. Extended Length, Each

Part Number: QA1-TN519

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Coilover Kit, Pro Coilover System, Front, Single Adjustable, Buick, Pair

Part Number: QA1-GS508-10450C

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Coilover Kit, Pro Coilover System, Front, Single Adjustable, Buick, Pair

Part Number: QA1-GS508-10500C

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Coilover Kit, Pro Coilover System, Front, Single Adjustable, Buick, Pair

Part Number: QA1-GS508-10600C

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Coilover Kit, Pro Coilover System, Front, Single Adjustable, Buick, Pair

Part Number: QA1-GS508-10750C

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Coilover Kit, Pro Coilover System, Front, Single Adjustable, Buick, Pair

Part Number: QA1-GS508-10550C

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Estimated Ship Date: Jan 12, 2026 if ordered today

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