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QA1 Rear Suspension Conversion Systems for 1973-1979 F-100, 1975-1979 F-150 - R221-250

Rear Coilover Conversion System, Double Adjustable, 250 lbs./in. Spring Rate, Ford, Kit

Part Number: QA1-R221-250

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

QA1 Rear Suspension Conversion Systems for 1973-1979 F-100, 1975-1979 F-150 - R222-170

Rear Coilover Conversion System, Double Adjustable, 170 lbs./in. Spring Rate, Ford, Kit

Part Number: QA1-R222-170

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

QA1 Rear Suspension Conversion Systems for 1973-1979 F-100, 1975-1979 F-150 - R222-200

Rear Coilover Conversion System, Double Adjustable, 200 lbs./in. Spring Rate, Ford, Kit

Part Number: QA1-R222-200

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

QA1 Mopar Rear Coilover Conversion Systems R252-175

Coilover Conversion System, Rear, Double Adjustable Coilover, 175 lbs./in. Spring Rate, Mopar 8 3/4 and Ford 9 in. Rear, Dodge, Plymouth, Kit

Part Number: QA1-R252-175

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

QA1 Mopar Rear Coilover Conversion Systems R254-175

Coilover Conversion System, Rear, Double Adjustable Coilover, 175 lbs./in. Spring Rate, Mopar 8 3/4 and Ford 9 in. Rear, Dodge, Plymouth, Kit

Part Number: QA1-R254-175

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

QA1 Rear Suspension Conversion Systems for 1973-1979 F-100, 1975-1979 F-150 - R122-200

Rear Coilover Conversion System, Single Adjustable, 200 lbs./in. Spring Rate, Ford, Kit

Part Number: QA1-R122-200

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

QA1 Mopar Rear Coilover Conversion Systems R152-175

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-R152-175

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

QA1 Mopar Rear Coilover Conversion Systems R154-175

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-R154-175

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

QA1 1965-72 F-100 Rear Coilover Conversion Systems for 1965-1972 F-100 - R120-170

Suspension Handling Packages, F-100 Rear Coilover Conversion Systems, Single Adjustable Coilover, 170 lbs./in. Rate Springs, Rear, Ford, Kit

Part Number: QA1-R120-170

Not Yet Reviewed

Estimated Ship Date: Feb 10, 2026 if ordered today

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Estimated Ship Date: Feb 10, 2026 if ordered today

Detroit Speed Rear Speed 3 Kits 041613-SDS

Rear Speed Kit 3, Adjustable Shocks, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: DSR-041613-SDS

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Detroit Speed Rear Speed 2 Kits for 1982-1992 CAMARO, FIREBIRD - 041641-DDS

Rear Suspension Packages, Rear Speed 2 Kits, Double Adjustable Coilover, Springs, Sway Bar, Black, Pontiac, Kit

Part Number: DSR-041641-DDS

Not Yet Reviewed

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Scott's Hot Rods 4-Bar Rear Suspension Kits for 1967-1969 CAMARO, FIREBIRD - T-42-94-PT

Rear Suspension Package, 67-69 Camaro, 4-Bar, Slam Specialties TS-6 Bags, RideTech HQ Shocks, Frame, Rear End & Panhard Brackets, Shock Crossmember

Part Number: SXH-T-42-94-PT

Not Yet Reviewed

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Scott's Hot Rods 4-Bar Rear Suspension Kits for 1953-1956 F-100 - F-41-96-WT

Rear Suspension Package, 53-56 Ford Truck, 4-Bar, Aldan Coilovers, Frame, Rear End & Panhard Brackets, Shock Crossmember

Part Number: SXH-F-41-96-WT

Not Yet Reviewed

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Speedtech Performance USA Torque Arm Rear Suspensions for 1975-1981 CAMARO, FIREBIRD - 20330

Suspension Package, Rear, Shocks/Struts, Coilover Springs, Lower Trailing Arms, Chevy, Pontiac, Kit

Part Number: SDP-20330

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Speedtech Performance USA Rear Suspension Systems 30300

Suspension Package, Rear, Shocks/Struts, Coilover Springs, Trailing Arms, Buick, Chevy, Olds, Pontiac, Kit

Part Number: SDP-30300

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QA1 Rear Suspension Conversion Systems R132-170

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

Part Number: QA1-R132-170

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Heidts Pro-G Rear Suspension Packages for 1964-1970 MUSTANG - RM-101-PG

Heidts Pro-G Rear Suspension Packages for 1964-1970 MUSTANG - RM-101-PG

Rear Suspension Packages, Pro-G, Coilover Shocks and Springs, Trailing Arms, Sway Bar, Ford, Kit

Part Number: HDT-RM-101-PG

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Heidts 4-Link Rear Suspension Kits for 1967-1972 C10 SUBURBAN, C10 PICKUP, 1967 C10 PANEL - RB-112

Rear Suspension Packages, 4-Link Kits, Coilover Shocks and Springs, Chevrolet, Each

Part Number: HDT-RB-112

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Heidts 4-Link Rear Suspension Kits for 1966-1972 F-100 - RB-113

Rear Suspension Packages, 4-Link Kits, Coilover Shocks and Springs, Panhard Bar, Ford, Each

Part Number: HDT-RB-113

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Heidts 4-Link Rear Suspension Kits for 1975-1986 C10, 1973-1974 C10 PICKUP, 1973-1986 C10 SUBURBAN - RB-114

Rear Suspension Packages, 4-Link Kits, Coilover Shocks and Springs, Panhard Bar, Chevrolet, Each

Part Number: HDT-RB-114

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

QA1 Mopar Rear Coilover Conversion Systems R352-175

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-R352-175

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

QA1 Mopar Rear Coilover Conversion Systems R354-175

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-R354-175

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

QA1 Mopar Rear Coilover Conversion Systems R355-175

Coilover Conversion System, Rear, Double Adjustable, MOD Series, 175 lbs./in. Spring Rate, Mopar 8 3/4 or Ford 9 in., E-Body, Dodge, Plymouth, Kit

Part Number: QA1-R355-175

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

QA1 Rear Suspension Conversion Systems for 1973-1979 F-100, 1975-1979 F-150 - R221-170

Rear Coilover Conversion System, Double Adjustable, 170 lbs./in. Spring Rate, Ford, Kit

Part Number: QA1-R221-170

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

QA1 Rear Suspension Conversion Systems for 1973-1979 F-100, 1975-1979 F-150 - R222-250

Rear Coilover Conversion System, Double Adjustable, 250 lbs./in. Spring Rate, Ford, Kit

Part Number: QA1-R222-250

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

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