4033-1 - 1964-1972 A-Body Tubular Front Upper A-arms, ½” Taller Ball JointsNote: The UMI 4033 upper a arm is designed to work with factory height or lowered cars. We do not recommend using the 4033 with cargo coils or above stock height cars, as the bump stop may contact the cross brace.

These control arms are constructed from strong DOM tubing and feature 4140 Chrome-Moly threaded tube adapters for exceptional strength and reliability

Each control arm features the correct provisions for adding a stock or aftermarket sway bar

Designed for use with all modern aluminum

The ® polyurethane bushings included provide better durability and enhanced ride quality

this product maintains a comparably thin viscosity to minimize heat buildup and reduce changes in fluid thickness between rounds

comfortable ride

GM 89021807

Drop down selections allow you to add Military Spec bolts and the required heim joints for the 1/2" bolt (3/4" thread with 1/2" hole)

SAE Viscosity Grade (Motor Oil) 20W50

Sold as complete kit for one car

4048 - 1964-1966 GM A-Body Spring Kit

we will need to know the dimensions of the struts your using to add to our database