A-arms, Lower, Adjustable, Delrin Bushings/Rod Ends, 19mm Tall Ball JointA arms are one of the most important, yet overlooked suspension components. They are the direct link between the front wheels and the chassis. Any deflection causes a change in alignment, which results in poor performance and driving feel. Fabricated from heavy duty 1. 25 inch, 0. 120 inch wall DOM tubing, deflection is eliminated with A arms from BMR Suspension. BMRs AA757 Lower A arms are equipped with greasable heavy duty ball joints, greasable