Product Description Note: Upper a-arm P/N 4056-1 includes standard height ball joints and must be used with A-Body tall spindles. In most cases shims are not needed. Shims may still be required on some applications.
UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-R MSRP: $629.99 Was: Now: $559.03 Add to Cart
UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-B MSRP: $699.99 Was: Now: $621.14 Add to Cart
UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-B MSRP: $729.99 Was: Now: $647.76 Add to Cart