This pair of heavy-duty, easily greased steel rear leaf spring shackles from Rugged Ridge provides 1- in. of lift. No bushings included. Bolt on application. No drilling required. This pair of heavy-duty rear leaf spring shackles from Rugged Ridge provide 1 inch of lift and fit 87-95 Jeep Wrangler YJ. No bushings included. This pair of heavy-duty; easily greased steel rear leaf spring shackles from Rugged Ridge provides 1-inch of lift. No bushings included. Bolt on application. No drilling required. Jeep: Wrangler 1987 - 1995