Ridetech 11236699 64-66 GM ABODY REAR UPPER ADJUSTABLE STRONGARMSRidetech 11236699 64 66 GM ABODY REAR UPPER ADJUSTABLE STRONGARMS These rear upper StrongArms are a direct replacement for the stock trailing arms for 1964 1967 GM A Body cars. TheyutilizeR Joint Technologyandprovide added strength to help get the power to the pavement. 1964 1967 GM A Body includes Chevelle, Cutlass, El Camino, F85, 442, GTO, LeMans, Malibu, Skylark, Special, Sportwagon, Tempest and Vista Cruiser. R Joints are a revolutionary rod end