Rough Country - 61600U - X-Flex Long Arm Upgrade Kit for 4-6-inch Lifts for Jeep: 84-01 Cherokee XJ 4WD, 86-92 Comanche MJ 4WD FEATURES: Features high clearance lower control arm design; Extreme travel long arms keep optimum alignment and give optimum articulation; Features our X-Flex control arms:; Massive flex joints with 2.5-inch diameter body and huge 1.25-inch threads; All joints are fully rebuildable; Fully greasable; Adjustable retainer ring; Upper joints pivot up to 20 degrees; Lower joints pivot up to 35 degrees NOTES: Fits 2.5 or 4.0-Liter Gasoline engines with NP242 transfer case models only; Does not fit Diesel engine models; Does not fit 87-89 Peugeot manual transmission models KIT CONTENTS: Lower high clearance arms with X-Flex Joints, upper control arms with X-Flex Joints, long arm mounting crossmember, transfer case skid plate, and hardware SPECS: Installation Time: 8-9 hours; Weight: 108.46-lbs; Superseded: 616U FITMENT: Jeep: 84-01 Cherokee XJ 4WD, 86-92 Comanche MJ 4WD