and Performance Parts and Accessories
GN111012 - 1978-87 Buick Regal Adjustable Rear Upper Control Arms
This adjustable upper control arm has a rubber bushing on the rear end side and a spherical bearing on the frame side. The arm allows you to adjust pinion angle without using the old style shims.
The spherical bearing swivels and allows for t he twisting action of the arm when the rear end goes over bumps and as the chassis rolls. This reduces the load on the frame bracket and frame cross member.
Made in USA
The arm is powder …
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