50 Teeth
Yamaha Off Road
YZ100 J,K 82-83
YZ125 L 84
YZ125 N 85
YZ125 S 86
YZ125 T 87
YZ125 E,F,G,H 93-96
IT250 H,J 81-82
MX250 B 75-76
TT250 S,T,W,A,B 89-92
YZ250 D,E 77-78
YZ250 N,S 85-86
YZ250 K5DJ 98
YZ250 K5DJUSA98
TT350 S,T,W,A,B 86-92
MX400 B USA75
YZ465 H 81
YZ490 J,L,N,S,T,U,W 82-89
WR500 ZE,ZF 93-94
