QA1 Upper Control Arm Kit - 1987 Chevrolet R10 Suburban 993 2017 Mazda MX-5 Miata

2017 Mazda MX-5 Miata

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QA1 Upper Control Arm Kit - 1987 Chevrolet R10 Suburban 993 2017 Mazda MX-5 MiataQA1 upper Control Arms for the 1987 Chevrolet R10 Suburban work with the stock springs or with a coil over conversion. They are made with 12 gauge HSLA steel for increased strength and are powder coated for long lasting durability, and they feature QA1 performance ball joints and low friction, maintenance free polymer bushings. These arms add stability with 7 degrees of caster when used with QA1 lower Control Arms for more stability and driveability.