The Synergy rear upper control arm dual-durometer bushing in a forged housing fits 2007–2018 Jeep Wrangler JK and JKU rear UCA applications. It uses a 14mm mounting bolt and measures 2.360 inches wide. The dual-durometer design provides staged compliance and support for the rear UCA pivot, intended as a replacement where the original bushing has worn or developed play.
Synergy 07-18 Wrangler JK/JKU Rear UCA Dual Durometer Bushing Forged Housing 14MM Bolt 2.360in Wide