QA1 78-88 GM G-Body Weld-on Lower Rck Bracket

Name: QA1 78-88 GM G-Body Weld-on Lower Rck Bracket
Brand: QA1
SKU: QAP9037-1081
Price: 86.99 USD
Availability: InStock

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QA1 78-88 GM G-Body Weld-on Lower Rck Bracket

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SKU: QAP9037-1081

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This bracket is designed to solve bolt-on compatibility issues between ...Read More

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Car Wheel Size Chart

Wheel Diameter (inches)	Tire Width (mm)	Aspect Ratio	Rim Width (inches)
14	185	65	5.5
15	195	60	6.0
16	205	55	6.5
17	215	50	7.0
18	225	45	7.5
19	235	40	8.0
20	245	35	8.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

225 = Tire width in mm
45 = Aspect ratio (height as % of width)
R17 = Rim diameter in inches

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Product Details

Product Description

Part Numbers

Sizing & Fit

This bracket is designed to solve bolt-on compatibility issues between QA1 rear coil-over kits (RCK kits) and some aftermarket rear end axle housings with recontoured shock mount brackets. Specific to 78-88 G-body applications with aftermarket rear end axle housings, this bracket can be welded directly to the rear end trailing arm/shock mounts.Will only work when used with part numbers RCK52366, RCK52367 or RCK52451. This does not replace the entire coil-over bracket kit.Kit includes (2) U-channel brackets and (2) flat plates.

This Part Fits:

Year	Make	Model	Submodel
1982-1987	Buick	Regal	Base
1982-1983	Buick	Regal	Estate Wagon
1987	Buick	Regal	GNX
1984-1987	Buick	Regal	Grand National
1982-1987	Buick	Regal	Limited
1982	Buick	Regal	Limited Turbo
1982	Buick	Regal	Sport
1983-1986	Buick	Regal	T-Type
1982-1987	Chevrolet	El Camino	Base
1982-1986	Chevrolet	El Camino	Conquista
1982-1987	Chevrolet	El Camino	SS
1978-1981	Chevrolet	Malibu	Base
1978-1983	Chevrolet	Malibu	Classic
1978-1980	Chevrolet	Malibu	Classic Estate
1978-1981	Chevrolet	Malibu	Classic Landau
1979-1980	Chevrolet	Malibu	Classic Sport
1979-1980	Chevrolet	Malibu	Estate
1979	Chevrolet	Malibu	Landau
1979	Chevrolet	Malibu	Police
1979-1980	Chevrolet	Malibu	Sport
1982-1988	Chevrolet	Monte Carlo	Base
1983	Chevrolet	Monte Carlo	CL
1986-1988	Chevrolet	Monte Carlo	LS
1983-1988	Chevrolet	Monte Carlo	SS
1981-1986	GMC	Caballero	Amarillo
1981-1987	GMC	Caballero	Base
1981	GMC	Caballero	Conquista
1981-1987	GMC	Caballero	Diablo
1981	GMC	Caballero	Royal Knight
1982-1987	Pontiac	Bonneville	Base
1982-1986	Pontiac	Bonneville	Brougham
1984-1987	Pontiac	Bonneville	LE
1982-1987	Pontiac	Grand Prix	Base
1982-1987	Pontiac	Grand Prix	Brougham
1984-1987	Pontiac	Grand Prix	LE
1982-1983	Pontiac	Grand Prix	LJ

Product Details

Product Description

Part Numbers

Sizing & Fit

Year	Make	Model	Submodel
1982-1987	Buick	Regal	Base
1982-1983	Buick	Regal	Estate Wagon
1987	Buick	Regal	GNX
1984-1987	Buick	Regal	Grand National
1982-1987	Buick	Regal	Limited
1982	Buick	Regal	Limited Turbo
1982	Buick	Regal	Sport
1983-1986	Buick	Regal	T-Type
1982-1987	Chevrolet	El Camino	Base
1982-1986	Chevrolet	El Camino	Conquista
1982-1987	Chevrolet	El Camino	SS
1978-1981	Chevrolet	Malibu	Base
1978-1983	Chevrolet	Malibu	Classic
1978-1980	Chevrolet	Malibu	Classic Estate
1978-1981	Chevrolet	Malibu	Classic Landau
1979-1980	Chevrolet	Malibu	Classic Sport
1979-1980	Chevrolet	Malibu	Estate
1979	Chevrolet	Malibu	Landau
1979	Chevrolet	Malibu	Police
1979-1980	Chevrolet	Malibu	Sport
1982-1988	Chevrolet	Monte Carlo	Base
1983	Chevrolet	Monte Carlo	CL
1986-1988	Chevrolet	Monte Carlo	LS
1983-1988	Chevrolet	Monte Carlo	SS
1981-1986	GMC	Caballero	Amarillo
1981-1987	GMC	Caballero	Base
1981	GMC	Caballero	Conquista
1981-1987	GMC	Caballero	Diablo
1981	GMC	Caballero	Royal Knight
1982-1987	Pontiac	Bonneville	Base
1982-1986	Pontiac	Bonneville	Brougham
1984-1987	Pontiac	Bonneville	LE
1982-1987	Pontiac	Grand Prix	Base
1982-1987	Pontiac	Grand Prix	Brougham
1984-1987	Pontiac	Grand Prix	LE
1982-1983	Pontiac	Grand Prix	LJ

Product Details

Product Description

Year	Make	Model	Submodel
1982-1987	Buick	Regal	Base
1982-1983	Buick	Regal	Estate Wagon
1987	Buick	Regal	GNX
1984-1987	Buick	Regal	Grand National
1982-1987	Buick	Regal	Limited
1982	Buick	Regal	Limited Turbo
1982	Buick	Regal	Sport
1983-1986	Buick	Regal	T-Type
1982-1987	Chevrolet	El Camino	Base
1982-1986	Chevrolet	El Camino	Conquista
1982-1987	Chevrolet	El Camino	SS
1978-1981	Chevrolet	Malibu	Base
1978-1983	Chevrolet	Malibu	Classic
1978-1980	Chevrolet	Malibu	Classic Estate
1978-1981	Chevrolet	Malibu	Classic Landau
1979-1980	Chevrolet	Malibu	Classic Sport
1979-1980	Chevrolet	Malibu	Estate
1979	Chevrolet	Malibu	Landau
1979	Chevrolet	Malibu	Police
1979-1980	Chevrolet	Malibu	Sport
1982-1988	Chevrolet	Monte Carlo	Base
1983	Chevrolet	Monte Carlo	CL
1986-1988	Chevrolet	Monte Carlo	LS
1983-1988	Chevrolet	Monte Carlo	SS
1981-1986	GMC	Caballero	Amarillo
1981-1987	GMC	Caballero	Base
1981	GMC	Caballero	Conquista
1981-1987	GMC	Caballero	Diablo
1981	GMC	Caballero	Royal Knight
1982-1987	Pontiac	Bonneville	Base
1982-1986	Pontiac	Bonneville	Brougham
1984-1987	Pontiac	Bonneville	LE
1982-1987	Pontiac	Grand Prix	Base
1982-1987	Pontiac	Grand Prix	Brougham
1984-1987	Pontiac	Grand Prix	LE
1982-1983	Pontiac	Grand Prix	LJ

Wheel Diameter (inches)	Tire Width (mm)	Aspect Ratio	Rim Width (inches)
14	185	65	5.5
15	195	60	6.0
16	205	55	6.5
17	215	50	7.0
18	225	45	7.5
19	235	40	8.0
20	245	35	8.5

Wheel Diameter (inches)	Tire Width (mm)	Aspect Ratio	Rim Width (inches)
14	185	65	5.5
15	195	60	6.0
16	205	55	6.5
17	215	50	7.0
18	225	45	7.5
19	235	40	8.0
20	245	35	8.5

Wheel Diameter (inches)	Tire Width (mm)	Aspect Ratio	Rim Width (inches)
14	185	65	5.5
15	195	60	6.0
16	205	55	6.5
17	215	50	7.0
18	225	45	7.5
19	235	40	8.0
20	245	35	8.5

Wheel Diameter (inches)	Tire Width (mm)	Aspect Ratio	Rim Width (inches)
14	185	65	5.5
15	195	60	6.0
16	205	55	6.5
17	215	50	7.0
18	225	45	7.5
19	235	40	8.0
20	245	35	8.5

QA1 78-88 GM G-Body Weld-on Lower Rck Bracket

QA1 78-88 GM G-Body Weld-on Lower Rck Bracket

Car Wheel Size Chart

How to Read Tire Size

Product Details

Product Details

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Wheel Diameter (inches)	Tire Width (mm)	Aspect Ratio	Rim Width (inches)
14	185	65	5.5
15	195	60	6.0
16	205	55	6.5
17	215	50	7.0
18	225	45	7.5
19	235	40	8.0
20	245	35	8.5

Wheel Diameter (inches)	Tire Width (mm)	Aspect Ratio	Rim Width (inches)
14	185	65	5.5
15	195	60	6.0
16	205	55	6.5
17	215	50	7.0
18	225	45	7.5
19	235	40	8.0
20	245	35	8.5