UMI Performance 1999–2004 rear control arm kit features adjustable lower control arms and fixed upper arms constructed with CNC machining and TIG welding for added strength. The kit includes high-quality polyurethane bushings for quiet operation, greaseable zerk fittings for easy maintenance, zinc-plated sleeves and chrome-moly adapters. Installation is bolt-on in about one hour and does not require drilling, using OEM hardware.
UMI Performance 99-04 Ford Mustang Upper & Lower Rear Control Arms Kit