- Heavy-duty Series K aramid friction plates and steel drive plates available individually for most models
- Made in the U.S.A.
Yamaha -- YZ 490 -- (1986, 1992, 1984, 1993, 1994, 1982, 1983, 1985, 1989, 1991, 1987, 1988, 1990); Yamaha -- TY 350 -- (1985, 1986); Yamaha -- IT 250 -- (1983); Yamaha -- IT 490 -- (1983, 1984); Yamaha -- YZ 250 -- (1983, 1984, 1982, 1986, 1987, 1985); Yamaha -- WR 500 Z -- (1989, 1990, 1988, 1991, 1987, 1992, 1993, 1994); Yamaha -- YTZ 250 Tri-Z -- (1986, 1985)