JT Steel Sprockets are the OEM quality choice, manufactured using only the finest grade of C49 high carbon steel for the rear sprockets, and SCM420 chromoly steel alloy for the front sprockets.
Fits:

Kawasaki KX125 B2 1983, Kawasaki KX125 C1 1984, Kawasaki KX125 D1 1985, Kawasaki KX125 J1 1992, Kawasaki KX125 J2 1993, Suzuki TF185X Mud Bug 1981 -, Yamaha YZ 100 1976 - 1977, Yamaha YZ 100 1978 - 1979, Yamaha YZ 100 1980 - 1981, Yamaha YZ100 1982, Yamaha YZ100 1983