1978 QA1 Chassis & Suspension

Rear Suspension System, Adjustable, Double Adjustable Coilover, 200 lbs./in., Torque Arm, Panhard Bar, GM 12-Bolt, Chevy C10, Kit

Part Number: QA1-R231-200

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Rear Suspension System, Adjustable, Double Adjustable Coilover, 200 lbs./in., Torque Arm, Panhard Bar, Ford 9 in., Chevy C10, Kit

Part Number: QA1-R232-200

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Rear Suspension System, Adjustable, Double Adjustable Coilover, 200 lbs./in., Torque Arm, Panhard Bar, GM 10-Bolt, Chevy C10, Kit

Part Number: QA1-R230-200

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Rear Suspension System, Adjustable, Single Adjustable Coilover, 250 lbs./in., Torque Arm, Panhard Bar, Ford 9 in., Chevy C10, Kit

Part Number: QA1-R132-250

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Suspension Handling Packages, Level 2 Handling, Front Sway Bar, Control Arms, Black Powdercoated, Buick, Chevrolet, Oldsmobile, Pontiac, Kit

Part Number: QA1-HK32-GMX3

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Suspension Handling Package, Front, 3 in. to 5 in. Drop, Double Adjustable Coilover, 600 lbs./in. Spring Rate, Tubular Control Arms, Kit

Part Number: QA1-52620-D600

Not Yet Reviewed

Estimated Ship Date: Mar 18, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Suspension Handling Package, Front, 3 in. to 5 in. Drop, Single Adjustable Coilover, 600 lbs./in. Spring Rate, Tubular Control Arms, Kit

Part Number: QA1-52620-S600

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Mar 18, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Rear Suspension System, Adjustable, Double Adjustable Coilover, 170 lbs./in., Torque Arm, Panhard Bar, GM 12-Bolt, Chevy C10, Kit

Part Number: QA1-R231-170

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Suspension Handling Package, Front, 5 in. to 7 in. Drop, Double Adjustable Coilover, 500 lbs./in. Spring Rate, Tubular Control Arms, Kit

Part Number: QA1-52621-D500

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Suspension Handling Package, Front, 5 in. to 7 in. Drop, Double Adjustable Coilover, 600 lbs./in. Spring Rate, Tubular Control Arms, Kit

Part Number: QA1-52621-D600

Not Yet Reviewed

Estimated Ship Date: Mar 18, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Suspension Handling Package, Front, 3 in. to 5 in. Drop, Single Adjustable Coilover, 400 lbs./in. Spring Rate, Tubular Control Arms, Kit

Part Number: QA1-52620-S400

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Rear Suspension System, Adjustable, Double Adjustable Coilover, 250 lbs./in., Torque Arm, Panhard Bar, GM 10-Bolt, Chevy C10, Kit

Part Number: QA1-R230-250

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Rear Suspension System, Adjustable, Double Adjustable Coilover, 170 lbs./in., Torque Arm, Panhard Bar, Ford 9 in., Chevy C10, Kit

Part Number: QA1-R232-170

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Rear Suspension System, Adjustable, Double Adjustable Coilover, 170 lbs./in., Torque Arm, Panhard Bar, GM 10-Bolt, Chevy C10, Kit

Part Number: QA1-R230-170

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Rear Suspension System, Adjustable, Single Adjustable Coilover, 170 lbs./in., Torque Arm, Panhard Bar, GM 10-Bolt, Chevy C10, Kit

Part Number: QA1-R130-170

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Coilover Conversion, Single Adjustable Shocks, 750 lb. Spring Rate, Upper and Lower Control Arms, Tubular, Black Powdercoated, Chevy, GMC, Kit

Part Number: QA1-52619-S750

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

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-GMB5

Not Yet Reviewed

Estimated Ship Date: Mar 18, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

HANDLING KIT LEVEL 1, GM B-BODY; 78-93 GM B-BODY, W/ SHOCKS

Part Number: QA1-HK21-GMB4

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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: Mar 18, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

HANDLING KIT LEVEL 3, GM F-BODY; 70-81 GM F-BODY, W/ SHOCKS

Part Number: QA1-HK23-GMF2

Not Yet Reviewed

Estimated Ship Date: Mar 17, 2026 if ordered today

• Drop Ship
• Special Order

Suspension Handling Package, Front, 5 in. to 7 in. Drop, Double Adjustable Coilover, 400 lbs./in. Spring Rate, Tubular Control Arms, Kit

Part Number: QA1-52621-D400

Not Yet Reviewed

Estimated Ship Date: Mar 18, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Suspension Handling Package, Front, 3 in. to 5 in. Drop, Double Adjustable Coilover, 400 lbs./in. Spring Rate, Tubular Control Arms, Kit

Part Number: QA1-52620-D400

Not Yet Reviewed

Estimated Ship Date: Mar 18, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

HANDLING KIT LEVEL 3, GM G-BODY; 78-88 GM G-BODY, W/O SHOCKS

Part Number: QA1-HK33-GMG1

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

DRAG KIT LEVEL 2, F-BODY; 70-81 GM F-BODY, W/ SHOCKS

Part Number: QA1-DK22-GMF2

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

HANDLING KIT LEVEL 2, GM B-BODY; 78-93 GM B-BODY, W/O SHOCKS

Part Number: QA1-HK32-GMB4

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air