SPC Performance Upper Control Arm - Adjustable - Screw-In Ball Joint - Steel - Black Paint - Chevy Fullsize Car 1955-57 (Pair) 3419WH Sprockets are made from SAE

Sprockets are made from SAE 1144 Billet Steel

GM Fullsize SUV / Truck 1955-66

290 in Thick

EXCLUSIVE FEATURES

Dedenbear's innovative water header replaces the usual mess of fittings

SPC Performance Upper Control Arm - Adjustable - Screw-In Ball Joint - Steel - Black Paint - Chevy Fullsize Car 1955-57 (Pair) 3419WH Sprockets are made from SAEUse this patented design with the most adjustability and best clearance of any arm on the market to modernize the front suspension on your classic Chevy. SPC uses a 1 2" extended ball stud to improve camber curve, now adjust in some caster and a bit of camber and enjoy the drive. The fully rebuildable and greasable ball joints can also be customized for you ride with available OE length and 1 4" extended Studs. Sold as pairs. US Patent No.