2x Rear Lift ShacklesInstallation InstructionsOur Supreme Suspensions rear lift shackles are constructed of high-strength steel and give your truck an adjustable lift of 1.5-2". Our shackles include pre-pressed poly bushings for a superior lifted ride quality and are fitted with zerk grease fittings making them easily serviceable to keep your bushings from drying out and eliminate the need for replacement over time.NOTE: An alignment is always recommended after altering the height of your vehicle.