QA1 Adjustable Upper Trailing Arms - 1968-1972 Chevrolet Chevelle ID 4 1999 Chevrolet Corvette C5/C6

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QA1 Adjustable Upper Trailing Arms - 1968-1972 Chevrolet Chevelle ID 4 1999 Chevrolet Corvette C5/C6All Upper Tubular and Lower Boxed Trailing Arms for the 1968 1972 Chevrolet Chevelle use polyurethane bushings on both ends, while upper adjustable and lower tubular Trailing Arms use a spherical ball or rod end assembly on the chassis end to eliminate bushing bind, allowing the suspension to move smoother for better control. This keeps the tires planted firmly on the ground for improved traction and a more predictable, better handling car. For a long