Synergy Mfg rear coil wedges for 2007–2018 Jeep Wrangler JK/JKU provide a simple lift at the rear to correct rake or add clearance without replacing springs. Offered for JK and JKU models, the wedges insert between the axle and spring to achieve a modest rear lift. They are a straightforward, vehicle-specific option for adjusting rear stance on 2007–2018 Wrangler JK/JKU applications.
Synergy 07-18 Jeep Wrangler JK/JKU Rear Coil Wedges