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UMI Roto-Joint adjustable upper control arms for 1979–2004 Ford Mustang pair UMI's spherical joint design with CrMo adjusters to minimize deflection and provide on-car adjustability for pinion angle and lateral tuning. CNC laser-cut mounting pads and a durable powder coat finish ensure strength and longevity. These bolt-in arms install in about 1–2 hours and are made in the USA for demanding use.
UMI Performance 79-04 Ford Mustang Adjustable Upper Control Arms - Roto-Joints
