All Cycle Supply

Product Description

45520-300-000 Genuine Honda Brake Master Cylinder Diaphragm CB750,550...OEM # 45520-300-000 For front & rear master cylinder that seals between the brake reservoir cap and the master cylinder assembly.

This is a Genuine Honda part.

Part Number: ACS-31972

OEM Reference Numbers

These matching OEM numbers are for reference use only.

• 45520-300-000

Fitting Information

According to the OEM reference number this part fits the following motorcycles:

• Honda 1969 CB750K
• Honda 1970 CB450
• Honda 1970 CB750K
• Honda 1971 CB450
• Honda 1971 CB500
• Honda 1971 CB750K
• Honda 1972 CB350F
• Honda 1972 CB450
• Honda 1972 CB500
• Honda 1972 CB750K
• Honda 1973 CB350G
• Honda 1973 CB450
• Honda 1973 CB500
• Honda 1973 CB750K
• Honda 1974 CB350F1
• Honda 1974 CB360
• Honda 1974 CB360G
• Honda 1974 CB450
• Honda 1974 CB550
• Honda 1974 CB750K
• Honda 1975 CB360T
• Honda 1975 CB400F
• Honda 1975 CB500
• Honda 1975 CB550
• Honda 1975 CB550F
• Honda 1975 CB750F
• Honda 1975 CB750K
• Honda 1975 GL1000
• Honda 1976 CB360T
• Honda 1976 CB400F
• Honda 1976 CB500
• Honda 1976 CB550
• Honda 1976 CB550F
• Honda 1976 CB750A
• Honda 1976 CB750F
• Honda 1976 CB750K
• Honda 1976 GL1000
• Honda 1976 GL1000L
• Honda 1977 CB400F
• Honda 1977 CB550
• Honda 1977 CB550F
• Honda 1977 CB750A
• Honda 1977 CB750F
• Honda 1977 CB750K
• Honda 1977 GL1000
• Honda 1978 CB400A
• Honda 1978 CB400TII
• Honda 1978 CB550
• Honda 1978 CB750A
• Honda 1978 CB750F
• Honda 1978 CB750K
• Honda 1978 CX500
• Honda 1978 GL1000
• Honda 1979 CB750F
• Honda 1979 CBX
• Honda 1979 GL1000
• Honda 1980 CB750F
• Honda 1980 CB900C
• Honda 1980 CBX
• Honda 1980 GL1100
• Honda 1980 GL1100I
• Honda 1981 CB750F
• Honda 1981 CB900C
• Honda 1981 CB900F
• Honda 1981 CBX
• Honda 1981 GL1100
• Honda 1981 GL1100I
• Honda 1982 CB750F
• Honda 1982 CB900C
• Honda 1982 CB900F
• Honda 1982 CBX
• Honda 1982 CX500TC
• Honda 1982 FT500
• Honda 1982 GL1100
• Honda 1982 GL1100A
• Honda 1982 GL1100I
• Honda 1983 CB1000C
• Honda 1983 CB1100F
• Honda 1983 CX650T
• Honda 1983 FT500
• Honda 1983 VF1100C
• Honda 1983 VF750F
• Honda 1984 GL1200
• Honda 1984 GL1200A
• Honda 1984 GL1200I
• Honda 1984 VF1000F
• Honda 1984 VF1100C
• Honda 1984 VF1100S
• Honda 1984 VF500F
• Honda 1984 VF700F
• Honda 1984 VF750F
• Honda 1985 GL1200A
• Honda 1985 GL1200I
• Honda 1985 GL1200L
• Honda 1985 VF1000R
• Honda 1985 VF1100C
• Honda 1985 VF1100S
• Honda 1985 VF500F
• Honda 1985 VF700F
• Honda 1986 GL1200A
• Honda 1986 GL1200I
• Honda 1986 GL1200SEI
• Honda 1986 VF1000R
• Honda 1986 VF1100C
• Honda 1986 VF500F
• Honda 1986 VFR700F
• Honda 1986 VFR700F2
• Honda 1986 VFR750F
• Honda 1987 CBR1000F
• Honda 1987 VFR700F2
• Honda 1988 CBR1000F
• Honda 1990 CBR1000F
• Honda 1990 VFR750R
• Honda 1991 CBR1000F
• Honda 1991 CBR600F2
• Honda 1991 ST1100
• Honda 1992 CBR600F2
• Honda 1992 ST1100
• Honda 1992 ST1100A
• Honda 1993 CBR1000F
• Honda 1993 CBR600F2
• Honda 1993 CBR900RR
• Honda 1993 ST1100
• Honda 1993 ST1100A
• Honda 1994 CBR1000F
• Honda 1994 CBR600F2
• Honda 1994 CBR900RR
• Honda 1994 RVF750R
• Honda 1994 ST1100
• Honda 1994 ST1100A
• Honda 1994 VFR750F
• Honda 1995 CBR1000F
• Honda 1995 CBR600F3
• Honda 1995 CBR900RR
• Honda 1995 ST1100
• Honda 1995 ST1100A
• Honda 1995 VFR750F
• Honda 1995 VT1100C2
• Honda 1996 CBR1000F
• Honda 1996 CBR600F3
• Honda 1996 CBR600SJR
• Honda 1996 CBR900RR
• Honda 1996 ST1100
• Honda 1996 ST1100A
• Honda 1996 VFR750F
• Honda 1996 VT1100C2
• Honda 1997 CBR1100XX
• Honda 1997 CBR600F3
• Honda 1997 CBR900RR
• Honda 1997 ST1100
• Honda 1997 ST1100A
• Honda 1997 VFR750F
• Honda 1998 CBR1100XX
• Honda 1998 CBR600F3
• Honda 1998 CBR600SE
• Honda 1998 CBR900RR
• Honda 1998 ST1100
• Honda 1998 ST1100A
• Honda 1998 VFR800FI
• Honda 1999 CBR1100XX
• Honda 1999 CBR600F4
• Honda 1999 CBR900RR
• Honda 1999 ST1100
• Honda 1999 ST1100A
• Honda 1999 VFR800FI
• Honda 2000 CBR1100XX
• Honda 2000 CBR600F4
• Honda 2000 CBR900RR
• Honda 2000 RVT1000R
• Honda 2000 ST1100
• Honda 2000 ST1100A
• Honda 2000 VFR800FI
• Honda 2000 VT1100C2
• Honda 2001 CBR1100XX
• Honda 2001 CBR600F4
• Honda 2001 CBR900RE
• Honda 2001 CBR900RR
• Honda 2001 GL1800
• Honda 2001 GL1800A
• Honda 2001 ST1100
• Honda 2001 ST1100A
• Honda 2001 VFR800FI
• Honda 2001 VT1100C2
• Honda 2002 CB900F
• Honda 2002 CBR1100XX
• Honda 2002 CBR600F4
• Honda 2002 CBR900RR
• Honda 2002 GL1800
• Honda 2002 GL1800A
• Honda 2002 ST1100
• Honda 2002 ST1100A
• Honda 2002 VFR800
• Honda 2002 VFR800A
• Honda 2002 VT1100C2
• Honda 2002 VTX1800C
• Honda 2002 VTX1800R
• Honda 2002 VTX1800S
• Honda 2003 CB900F
• Honda 2003 CBR1100XX
• Honda 2003 CBR600F4
• Honda 2003 CBR900RR
• Honda 2003 GL1800
• Honda 2003 GL1800A
• Honda 2003 ST1300
• Honda 2003 ST1300A
• Honda 2003 VFR800
• Honda 2003 VFR800A
• Honda 2003 VT1100C2
• Honda 2003 VTX1300S
• Honda 2003 VTX1800C
• Honda 2003 VTX1800R
• Honda 2003 VTX1800S
• Honda 2004 CB900F
• Honda 2004 CBR600F4
• Honda 2004 GL1800
• Honda 2004 GL1800A
• Honda 2004 ST1300
• Honda 2004 ST1300A
• Honda 2004 VFR800
• Honda 2004 VFR800A
• Honda 2004 VT1100C2
• Honda 2004 VTX1300C
• Honda 2004 VTX1300S
• Honda 2004 VTX1800C
• Honda 2004 VTX1800N1
• Honda 2004 VTX1800N2
• Honda 2004 VTX1800N3
• Honda 2004 VTX1800R1
• Honda 2004 VTX1800R2
• Honda 2004 VTX1800R3
• Honda 2004 VTX1800S1
• Honda 2004 VTX1800S2
• Honda 2004 VTX1800S3
• Honda 2005 CB900F
• Honda 2005 CBR600F4
• Honda 2005 GL1800
• Honda 2005 GL1800A
• Honda 2005 ST1300
• Honda 2005 ST1300A
• Honda 2005 ST1300P
• Honda 2005 VFR800
• Honda 2005 VFR800A
• Honda 2005 VT1100C2
• Honda 2005 VTX1300C
• Honda 2005 VTX1300R
• Honda 2005 VTX1300S
• Honda 2005 VTX1800C1
• Honda 2005 VTX1800C2
• Honda 2005 VTX1800C3
• Honda 2005 VTX1800F1
• Honda 2005 VTX1800F2
• Honda 2005 VTX1800F3
• Honda 2005 VTX1800N1
• Honda 2005 VTX1800N2
• Honda 2005 VTX1800N3
• Honda 2005 VTX1800R1
• Honda 2005 VTX1800R2
• Honda 2005 VTX1800R3
• Honda 2005 VTX1800S1
• Honda 2005 VTX1800S2
• Honda 2005 VTX1800S3
• Honda 2006 CB900F
• Honda 2006 CBR1000RR
• Honda 2006 CBR600F4
• Honda 2006 GL1800
• Honda 2006 ST1300
• Honda 2006 ST1300A
• Honda 2006 ST1300PA
• Honda 2006 VFR800
• Honda 2006 VFR800A
• Honda 2006 VT1100C2
• Honda 2006 VTX1300C
• Honda 2006 VTX1300R
• Honda 2006 VTX1300S
• Honda 2006 VTX1800C1
• Honda 2006 VTX1800C2
• Honda 2006 VTX1800C3
• Honda 2006 VTX1800F1
• Honda 2006 VTX1800F2
• Honda 2006 VTX1800F3
• Honda 2006 VTX1800N1
• Honda 2006 VTX1800N2
• Honda 2006 VTX1800N3
• Honda 2006 VTX1800R1
• Honda 2006 VTX1800R2
• Honda 2006 VTX1800R3
• Honda 2006 VTX1800S1
• Honda 2006 VTX1800S2
• Honda 2006 VTX1800S3
• Honda 2007 CB900F
• Honda 2007 CBR1000RR
• Honda 2007 CBR1000RR
• Honda 2007 CBR600RR
• Honda 2007 GL1800
• Honda 2007 ST1300
• Honda 2007 ST1300A
• Honda 2007 ST1300PA
• Honda 2007 VFR800
• Honda 2007 VFR800A
• Honda 2007 VT1100C2
• Honda 2007 VTX1300C
• Honda 2007 VTX1300R
• Honda 2007 VTX1300S
• Honda 2007 VTX1800C1
• Honda 2007 VTX1800F1
• Honda 2007 VTX1800F2
• Honda 2007 VTX1800F3
• Honda 2007 VTX1800N1
• Honda 2007 VTX1800N2
• Honda 2007 VTX1800N3
• Honda 2007 VTX1800R1
• Honda 2007 VTX1800R2
• Honda 2007 VTX1800R3
• Honda 2007 VTX1800T1
• Honda 2007 VTX1800T2
• Honda 2008 CBR1000RR
• Honda 2008 CBR600RR
• Honda 2008 GL1800
• Honda 2008 ST1300
• Honda 2008 ST1300A
• Honda 2008 VFR800
• Honda 2008 VFR800A
• Honda 2008 VTX1300C
• Honda 2008 VTX1300R
• Honda 2008 VTX1300T
• Honda 2008 VTX1800F1
• Honda 2008 VTX1800F3
• Honda 2008 VTX1800N1
• Honda 2008 VTX1800N3
• Honda 2008 VTX1800T1
• Honda 2008 VTX1800T3