MTX Performance Brake Disc Front Floating Wavy Yamaha MD6392 #07015 BF22 Beedspeed Model Year GPX 600 R Size:M (57 58cm) Model Year GPX 600 R (C) 1988 1989 1990 1991 1992 1993 1994 1995 1996 GPZ 600 R (A1) 1985 1986 GPZ 600 R (A2) 1986 GPZ 600 R (A2) (TO JAN 87) 1987 GPZ 600 R (A3) (FROM FEB 87) 1987 GPZ 600 R (A3) (TO APR 88) 1988 GPZ 600 R (A4) 1988 GPZ 600 R (A4) (TO MAR 89) 1989 GPZ 600 R (A5) 1989 GPZ 600 R (A5) (FROM DEC 88) 1988 GT 550 1989 1990 1991 1992 1993 Z 400 1978 1979 Z 550 1981 1982 Z 550 F 1983 1984 Z 550 GT 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 Z 550 LTD 1981 1982 ZL600 Eliminator 1995 1996 1997 ZR 550 Zephyr (B2) 1991 ZR 550 Zephyr (B3) 1991 1992 ZR 550 Zephyr (B3) (TO NOV 93) 1993 ZXR 400 1989 1990 Zephyr 550 (B2) 1991 Zephyr 550 (B3) 1991 1992 Zephyr 550 (B3) (TO NOV 93) 1993 Yamaha 6 Spring 21 Tooth Drawing from its immense racing experience Floating discs improve braking performance by ensuring the disc is always in perfect alignment with your pads for the perfect contact throughout all operating temperatures