These rear bump stop spacers provide a solution to this interference problem by limiting the axle travel toward the frame.
.20-Current Gladiator JT;18-Current Wrangler JL, 2 & 4 Door;07-18 Wrangler JK, 2 & 4 Door;Bump stops bolt onto the axle bump pad and provides 4 of bump stop spacing;Manufactured from CNC laser cut 1/4 high carbon steel for superior durability and strength;Abrasion-resistant powder coat finish for maximum durability and corrosion resistance;100% bolt on components assure an easy, trouble free installation with the use of basic hand tools for JK and JL models;Designed for perpendicular engagement when the rear axle pinion angle is adjusted for proper drive line angle;(2) Lower rear bump stops;(1) Bump stop mounting hardware kit;(1) Drill template for JT axle pads;California Residents: WARNING Synergy Manufacturing 4" Rear Bump Stop Spacer Kit - 8858-40 When lifting the vehicle, either through tire size or suspension lift, the axle travel needs to be limited to prevent the possibility of tire interference.