Rough Country - 1119 - Rear Bump Stop Extension Kit for 3-6-inch Lifts for Jeep: 07-18 Wrangler JK 4WD, 07-18 Wrangler Unlimited JK 4WD/2WD FEATURES: Easy bolt-on installation NOTES: Fits models with 3in - 6in suspension lift kits. KIT CONTENTS: Rear bump stop extensions, Hardware SPECS: SKU: 1119; SPECS: Est. Install Time: 2-3 hours FITMENT: 2007-2018 4WD Jeep JK Wrangler; 2007-2018 4WD Jeep JK Wrangler Unlimited; 2007-2018 2WD Jeep JK Wrangler Unlimited