(4) 10.9 Class (metric equivalent to Grade 8) hardened yellow zinc plated flange bolts and prevailing torque flange lock nuts for the upper control arms on: 1997-2006 Wrangler TJ LJ (Front or Rear), 1984-2001 Cherokee XJ (Front), 1993-1998 Grand Cherokee ZJ (Front or Rear), 1999-2004 Grand Cherokee WJ (Front), 1986-1992 Comanche MJ (Front). Includes enough bolts for either the front or the rear, if you need both order 2 sets. Same size as OEM. Fits factory control arms and all aftermarket that use the factory size hardware.