Jt Sprocket JTF546.14 Steel Front Sprocket 14 Tooth Kawasaki Made front the latest generation of computer design and control metal cutting equipment for maximum durability All sprockets are heat treated and hand finished to meet or exceed the highest quality standards JT front sprockets are made from SCM420 steel alloy Fits Chain with a 420 pitch Applications: Kawasaki KX80 B1-B2 - 1979 to 1980 Kawasaki KX80 D1-D2 - 1981 to 1982 Kawasaki KX80 E1 - 1983 Kawasaki KX80 E2 - 1984 Kawasaki KX80 E3 - 1985 Kawasaki KX80 N1 - 1988 Kawasaki KX80 W1-W2 - 1998 to 1999 Kawasaki KX80 W3 - 2000 Kawasaki KX85 A1-A5,A6F-A9F,AAF-ADF,CEF,CFF,CGF,CHF,CJF - 2001 to 2018 Kawasaki KX100 J2,N1 - 1987 to 1988 Kawasaki KX100 C2 - 1999 Yamaha TT-R90 (5HNJ) - 2000 to 2004 Yamaha TT-R90 E - 2004 to 2007 Yamaha MX100 F,G,H,J,K - USA - 1979 to 1983 Yamaha RT100 A,D,E,F,G,H,J,K,L,M - 1990 to 2000 Yamaha TT-R110 E - 2008 to 2018 Yamaha LB50 Chappy - France - up to 1983 Yamaha LB50 Chappy - up to 1985 Yamaha LB50 2M Chappy - 1986 to 1994 Yamaha LB50 P E,F,G,H,J Chappy - USA - 1978 to 1982 Yamaha LB80 (2AC,3D) - USA - 1976 to 1977 Yamaha LB80 II AD,AE - USA - 1977 to 1978 Yamaha RD80 LC 1 - Germany - 1982 Yamaha V90 - 1975 to 1978 Yamaha DT100 SD,E,F,G,H,J,MX - Australia - 1977 to 1983 Yamaha DT100 D,E,F,G,H,J,K - USA - 1977 to 1983 Yamaha RS100 (3LO) - Norway - 1980 to 1982 Yamaha RSX100 (RXS100) - Norway - 1984 onwards