Rough Country - 5099.1 - CV Rear Drive Shaft for SA 3.5-6-inch or LA 2.5-6-inch Lifts for Jeep: 07-11 Wrangler Unlimited JK 4WD FEATURES: Collapsed Measurement: 42625-inches; Extended Measurement: 46125-inches; After lifting your Jeep JK Wrangler a CV (Double Cardan) drive shaft is a good choice to eliminate vibration issues and provide the longest lasting drive shaft; Includes Brute Force Red seals; Includes better quality CV joints; Shaft strength is twice as strong as the factory equipped drive shaft NOTES: Recommended on models with 3.5in - 6in of lift. KIT CONTENTS: Extended CV drive shaft, Flanges/Yokes, Hardware SPECS: SKU: 5099.1; SPECS: Est. Install Time: 2-3 hours FITMENT: 2007-2011 4WD Jeep JK Wrangler Unlimited; 2007-2010 2WD Jeep JK Wrangler Unlimited