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UMI Roto-Joint adjustable upper control arms for 1978–1996 GM B-Body combine CNC laser-cut pads, chromoly adjusters and UMI-designed spherical Roto-Joints for bind-free movement and easier pinion angle tuning. Built with TIG/MIG welds and chromoly threaded adapters, they bolt in for street or track use and typically install in 1–2 hours. Durable powder coat finish protects the components.
UMI Performance 78-96 GM B-Body Adjustable Upper Control Arms- Roto-Joint
