SPC Performance Upper Control Arm - Adjustable - Screw-In Ball Joint - Steel - Black Paint - GM B-Body 1958-64 (Pair) Bung and Plug Kit only 9 grams

only 9 grams

100% clamp load tested and dynamically computer balanced for smooth high RPM reliability

Dual bolt pattern mounts GM or KRC style pumps

1973-1973 Pontiac LeMans

Adjustable to 50 Degree Limit

SPC Performance Upper Control Arm - Adjustable - Screw-In Ball Joint - Steel - Black Paint - GM B-Body 1958-64 (Pair) Bung and Plug Kit only 9 gramsUse 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 your ride with available OE length and 1 4" extended Studs. Sold as pairs. US Patent No.