All Cycle Supply

Product Description

Genuine Honda Box Wrench / Spark Plug Wrench - 21mm OEM Ref. 99004-21001
This part came in the stock tool kit. Length - 4"
Also fits Kawasaki, Yamaha & Suzuki

This is a Genuine Honda part.

FREE SHIPPING FOR U.S. ORDERS

Also Fits:

Fits: Kawasaki
1975 Kawasaki KX400
1976 Kawasaki KX400
1976 Kawasaki KE100
1977 Kawasaki KE100
1977 Kawasaki KE250
1978 Kawasaki KE100
1978 Kawasaki KE250
1979 Kawasaki KDX400
1979 Kawasaki KE100
1979 Kawasaki KE250
1980 Kawasaki KDX400
1980 Kawasaki KE100
1981 Kawasaki KDX250
1981 Kawasaki KDX420
1981 Kawasaki KE100
1982 Kawasaki KDX250
1982 Kawasaki KDX450
1982 Kawasaki KDX80
1982 Kawasaki KE100
1983 Kawasaki KDX250
1983 Kawasaki KDX80
1983 Kawasaki KE100
1984 Kawasaki KDX80
1984 Kawasaki KE100
1984 Kawasaki KL600
1985 Kawasaki KDX80
1985 Kawasaki KE100
1985 Kawasaki KL600
1986 Kawasaki KDX80
1986 Kawasaki KE100
1987 Kawasaki KDX80
1987 Kawasaki KE100
1988 Kawasaki KDX80
1988 Kawasaki KE100
1989 Kawasaki KE100
1990 Kawasaki KE100
1991 Kawasaki KE100
1992 Kawasaki KE100
1993 Kawasaki KE100
1994 Kawasaki KE100
1995 Kawasaki KE100
1996 Kawasaki KE100
1997 Kawasaki KE100
1998 Kawasaki KE100
1999 Kawasaki KE100
2000 Kawasaki KE100
2001 Kawasaki KE100
1973 Kawasaki KZ900
1973 Kawasaki Z1 900
1974 Kawasaki KZ400
1974 Kawasaki KZ900
1974 Kawasaki Z1 900
1975 Kawasaki KZ400
1975 Kawasaki KZ900
1975 Kawasaki Z1 900
1976 Kawasaki KZ400
1976 Kawasaki KZ900 B LTD
1977 Kawasaki KZ1000 B LTD
1978 Kawasaki KZ1000 Z1R
1978 Kawasaki KZ200
1978 Kawasaki KZ400
1979 Kawasaki KZ1000
1979 Kawasaki KZ1000 B LTD
1979 Kawasaki KZ1000 E ST/Shaft
1979 Kawasaki KZ1300 A
1979 Kawasaki KZ200 A
1979 Kawasaki KZ400 B
1980 Kawasaki KZ1000
1980 Kawasaki KZ1000 A
1980 Kawasaki KZ1000 B LTD
1980 Kawasaki KZ1000 D Z1R
1980 Kawasaki KZ1000 E ST/Shaft
1980 Kawasaki KZ750-4 E
1980 Kawasaki KZ750-4 H LTD
1981 Kawasaki KZ1000 J
1981 Kawasaki KZ1000 K LTD
1981 Kawasaki KZ1000 M CSR
1981 Kawasaki KZ1100
1981 Kawasaki KZ1100 GPZ
1981 Kawasaki KZ750-4 E
1981 Kawasaki KZ750-4 LTD
1982 Kawasaki KZ1000 J
1982 Kawasaki KZ1000 LTD
1982 Kawasaki KZ1000 M CSR
1982 Kawasaki KZ1000 R Eddie Lawson Replica
1982 Kawasaki KZ1100
1982 Kawasaki KZ1100 GPZ
1982 Kawasaki KZ1100 Spectre
1982 Kawasaki KZ750-4 E
1982 Kawasaki KZ750-4 LTD
1983 Kawasaki KZ1000 J
1983 Kawasaki KZ1000 R Eddie Lawson Replica
1983 Kawasaki KZ1100
1983 Kawasaki KZ1100 Spectre
1983 Kawasaki KZ250
1983 Kawasaki KZ750 L 4cyl.
1983 Kawasaki ZX750 GPZ
1984 Kawasaki KZ700 A2 LTD
1984 Kawasaki KZ700 A1
1984 Kawasaki ZN1100 LTD
1984 Kawasaki ZN700 A LTD
1984 Kawasaki ZX750 GPZ
1985 Kawasaki KZ700 A2 LTD
1985 Kawasaki KZ700 A1
1985 Kawasaki ZN1100 LTD
1985 Kawasaki ZN700 A LTD

Fits: Yamaha
Fits Yamaha:
1974 Yamaha DT125
1974 Yamaha DT250
1974 Yamaha DT360
1974 Yamaha MX175
1975 Yamaha DT125
1975 Yamaha DT250
1975 Yamaha DT400
1975 Yamaha MX175
1976 Yamaha DT125
1976 Yamaha DT250
1976 Yamaha DT400
1976 Yamaha YZ175
1976 Yamaha YZ80
1977 Yamaha DT100
1977 Yamaha DT250
1977 Yamaha DT400
1977 Yamaha YZ80
1978 Yamaha DT125
1978 Yamaha DT250
1978 Yamaha DT400
1978 Yamaha YZ80
1979 Yamaha DT125
1979 Yamaha DT250
1979 Yamaha MX175
1979 Yamaha YZ80
1980 Yamaha DT125
1980 Yamaha MX175
1980 Yamaha YZ465
1980 Yamaha YZ80
1981 Yamaha DT125
1981 Yamaha IT465
1981 Yamaha MX175
1981 Yamaha YZ465
1981 Yamaha YZ80
1982 Yamaha IT465
1982 Yamaha YZ80
1983 Yamaha IT490
1984 Yamaha IT490
1990 Yamaha RT180
1991 Yamaha RT180
1992 Yamaha RT180
1993 Yamaha RT180
1995 Yamaha RT180
1996 Yamaha RT180
1997 Yamaha RT180
1998 Yamaha RT180
1970 Yamaha XS1
1970 Yamaha XS2
1971 Yamaha XS1 B
1971 Yamaha XS2
1972 Yamaha XS1
1972 Yamaha XS2
1973 Yamaha TX650
1973 Yamaha TX750
1974 Yamaha TX650
1974 Yamaha TX750
1975 Yamaha TX650
1975 Yamaha XS650
1976 Yamaha RD400
1977 Yamaha RD400
1978 Yamaha RD400
1979 Yamaha RD400

Fits: Suzuki
1972 Suzuki GT550 Indy
1973 Suzuki GT250 Hustler
1973 Suzuki GT550 Indy
1974 Suzuki GT250 Hustler
1974 Suzuki GT380 Sebring
1974 Suzuki GT550 Indy
1975 Suzuki GT250 Hustler
1975 Suzuki GT380 Sebring
1975 Suzuki GT550 Indy
1975 Suzuki GT750 LeMans
1976 Suzuki GT250 Hustler
1976 Suzuki GT380 Sebring
1976 Suzuki GT750 LeMans
1977 Suzuki GS400
1977 Suzuki GS550
1977 Suzuki GS750
1977 Suzuki GT250
1977 Suzuki GT380 Sebring
1977 Suzuki GT550
1977 Suzuki GT750
1978 Suzuki GS1000
1978 Suzuki GS1000 E
1978 Suzuki GS400
1978 Suzuki GS550
1978 Suzuki GS550 E
1978 Suzuki GS750 E
1979 Suzuki GS1000
1979 Suzuki GS1000 E
1979 Suzuki GS1000 L
1979 Suzuki GS1000 S
1979 Suzuki GS425 E
1979 Suzuki GS425 E
1979 Suzuki GS425 L
1979 Suzuki GS550
1979 Suzuki GS550 E
1979 Suzuki GS550 L
1979 Suzuki GS750 E
1979 Suzuki GS750 L
1979 Suzuki GS850 G
1980 Suzuki GS1000 E
1980 Suzuki GS1000 G
1980 Suzuki GS1000 GL
1980 Suzuki GS1000 S
1980 Suzuki GS250 T
1980 Suzuki GS450 E
1980 Suzuki GS450 L
1980 Suzuki GS450 S
1980 Suzuki GS550 L
1980 Suzuki GS850 G
1980 Suzuki GS850 GL
1981 Suzuki GS1000 G
1981 Suzuki GS1000 GL
1981 Suzuki GS250 T
1981 Suzuki GS450 E
1981 Suzuki GS450 L
1981 Suzuki GS450 S
1981 Suzuki GS450 T
1981 Suzuki GS450 TX
1981 Suzuki GS550 L
1981 Suzuki GS550 T
1981 Suzuki GS850 G
1981 Suzuki GS850 GL
1982 Suzuki GS1000 G
1982 Suzuki GS1100 G
1982 Suzuki GS1100 GK
1982 Suzuki GS1100 GL
1982 Suzuki GS450 E
1982 Suzuki GS450 GA
1982 Suzuki GS450 L
1982 Suzuki GS450 S
1982 Suzuki GS450 T
1982 Suzuki GS450 TX
1982 Suzuki GS550 L
1982 Suzuki GS550 M
1982 Suzuki GS850 G
1982 Suzuki GS850 GL
1983 Suzuki GS1100 G
1983 Suzuki GS1100 GK
1983 Suzuki GS1100 GK
1983 Suzuki GS450 E
1983 Suzuki GS450 GA
1983 Suzuki GS450 L
1983 Suzuki GS450 TX
1983 Suzuki GS850 G
1983 Suzuki GS850 GL
1984 Suzuki GS1100 GK
1984 Suzuki GS450 L
1984 Suzuki GS850 GL
1985 Suzuki GS450 GS
1985 Suzuki GS450 L
1986 Suzuki GS450 L
1987 Suzuki GS450 L
1988 Suzuki GS450 L
1971 Suzuki TM400
1972 Suzuki TM250
1972 Suzuki TM400
1972 Suzuki TS400
1973 Suzuki TM250
1973 Suzuki TM400
1973 Suzuki TS400
1974 Suzuki TM250
1974 Suzuki TM400
1975 Suzuki TM250
1975 Suzuki TM400
1976 Suzuki TS250
1977 Suzuki TS250
1978 Suzuki DS100
1978 Suzuki RM80
1978 Suzuki TS100
1978 Suzuki TS125
1979 Suzuki DS100
1979 Suzuki DS125
1979 Suzuki RM80
1979 Suzuki TS100
1979 Suzuki TS125
1980 Suzuki DS100
1980 Suzuki DS125
1980 Suzuki RM80
1980 Suzuki TS100
1980 Suzuki TS125
1981 Suzuki RM80
1981 Suzuki TS100
1981 Suzuki TS125
1983 Suzuki DR100
1984 Suzuki DR100
1985 Suzuki DR100
1986 Suzuki DR100
1987 Suzuki DR100
1988 Suzuki DR100
1989 Suzuki DR100
1990 Suzuki DR100

Part Number: ACS-31978

OEM Reference Numbers

These matching OEM numbers are for reference use only.

• 99004-21001

Fitting Information

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

• Honda 1966 CB450
• Honda 1967 CL450
• Honda 1968 CB350
• Honda 1968 CB450
• Honda 1968 CL350
• Honda 1969 CB450
• Honda 1969 CL450
• Honda 1970 CB350
• Honda 1970 CB450
• Honda 1970 CL350
• Honda 1970 CL450
• Honda 1970 SL350
• Honda 1971 CB350
• Honda 1971 CB450
• Honda 1971 CL350
• Honda 1971 CL450
• Honda 1971 SL350
• Honda 1972 CB350
• Honda 1972 CB450
• Honda 1972 CL350
• Honda 1972 CL450
• Honda 1972 SL350
• Honda 1973 CB350G
• Honda 1973 CB450
• Honda 1973 CL350
• Honda 1973 XL175
• Honda 1974 CB360
• Honda 1974 CB360G
• Honda 1974 CB450
• Honda 1974 CL360
• Honda 1974 CL450
• Honda 1974 XL175
• Honda 1975 CB360T
• Honda 1975 CB500
• Honda 1975 CL360
• Honda 1975 XL175
• Honda 1976 CB360T
• Honda 1976 CB500
• Honda 1976 CJ360T
• Honda 1976 XL175
• Honda 1977 CJ360T
• Honda 1977 XL175
• Honda 1978 XL175