The Artec Industries heavy-duty rear axle UCA brackets (pair) for Jeep Wrangler JK (2007–2018) are 3½-inch diameter bracket assemblies designed to accept upper control arm mounting. Sold as a matched pair, these brackets provide reinforced mounting geometry for JK rear axle upper control arms and are intended for use in suspension upgrades, axle swaps, or when fitting heavier suspension components.
Artec Industries 07-18 Jeep Wrangler JK Hd Rear Axle Uca Brackets (Pair): 3 1/2 In Diameter