Factory stamped a-arms on a 4th Gen F-Body flex under load, costing steering precision exactly when it matters most. This UMI tubular a-arm kit adds rigidity with a mix of rod-end and polyurethane-bushed pivots, shedding 8 lb versus stock while improving both ride quality and steering feel.

UMI Performance 230511 Features:

• 1-1/4 in. USA mild steel DOM tubing, precision bent and CNC notched.
• TIG welded 4130 CrMo threaded tube adapters for thread durability.
• CNC machined lower ball joint cup and CNC laser cut upper mounting pad.
• Premium upper and lower ball joints installed.
• 3/4 in. Teflon-lined, high load capacity race rod ends on the lower a-arm.
• Greaseable polyurethane bushings.
• Works with the factory k-member, aftermarket k-members, and the stock spindle.
• Red or black powder coat finish.
• Made in Philipsburg, PA, USA.