Slip Yoke Eliminator & Shaft Kit 1997 2006 TJ Wrangler w NP231 1987 1993 YJ Wrangler w NP231 1994 1995 YJ Wrangler w NP231 w 1 Kit Includes SYE231 Kit and Heavy Duty 16 5 Driveshaft If 94 95 YJ Wrangler has 1330 Series U Joi Transfer Case Slip Yoke Eliminator And Shaft Kit.