(6) Grade 170M (stronger than Grade 8) 12 point flange bolts to attach the clutch pressure plate to the flywheel. Compatible with Jeeps with manual transmission including: 1987-1995 Wrangler YJ (4.2L 4.0L), 1997-2006 Wrangler TJ (4.0L), 1987-2001 Cherokee XJ (4.0L), 1987-1992 Comanche MJ (4.0L), 1993 only Grand Cherokee ZJ (4.0L), 1966-1986 CJ5 CJ7 CJ8 (3.8L 4.2L 5.0L), 1974-1983 Cherokee (4.2L 5.9L 6.6L), 1968-1990 Wagoneer (4.0L 4.2L 5.0L 5.7L 5.9L 6.6L). Also compatible with Jeeps pre-1976 including: 1966 CJ3, 1966-1968 CJ5A, 1966-1968 CJ6A, 1966-1968 DJ6, 1966-1969 Dispatcher, 1966-1971 Jeepster, 1966-1973 Commando, 1966-1975 CJ6, 1966-1983 DJ5, 1968 J-2800, 1968 J-350. High quality direct OEM replacement. Replaces 6035626 and J4004165. Note: Does not fit 2.5L or AX5.