90179-18020-00 Counter Shaft Nut (81C)

This Yamaha 90179-18020-00 NUT fits the following models and components:

Yamaha Motorcycle 1988 FZ750U TRANSMISSION

Yamaha Motorcycle 1972 TR3 TRANSMISSION

Yamaha Motorcycle 1972 RT2MX TRANSMISSION

Yamaha Motorcycle 1972 R5C TRANSMISSION

Yamaha Motorcycle 2004 YZF600R - YZF600RSC TRANSMISSION

Yamaha Motorcycle 1973 MX360 TRANSMISSION

Yamaha Motorcycle 1975 RD350B TRANSMISSION

Yamaha Motorcycle 1974 YZ360A TRANSMISSION

Yamaha Motorcycle 1973 TX500 TRANSMISSION

Yamaha Motorcycle 1996 FZR600RHC TRANSMISSION

Yamaha Motorcycle 1995 YZF600RG TRANSMISSION

Yamaha Motorcycle 1974 TX500A TRANSMISSION

Yamaha Motorcycle 1974 RD250A TRANSMISSION

Yamaha Motorcycle 1996 YZF750RH TRANSMISSION

Yamaha Motorcycle 1997 FZR600RJC TRANSMISSION

Yamaha Motorcycle 1964 TD1B TRANSMISSION

Yamaha Motorcycle 1965 YM1 TRANSMISSION

Yamaha Motorcycle 1996 YZF600RH TRANSMISSION

Yamaha Motorcycle 1966 YM1S TRANSMISSION

Yamaha Motorcycle 2002 YZFR6 - YZFR6PC TRANSMISSION

Yamaha Motorcycle 2002 YZF600R - YZF600RPC TRANSMISSION

Yamaha Motorcycle 1969 R3 TRANSMISSION

Yamaha Motorcycle 1971 R5B TRANSMISSION

Yamaha Motorcycle 1968 YR2 TRANSMISSION

Yamaha Motorcycle 1968 DT1 TRANSMISSION

Yamaha Motorcycle 1971 DT1MX TRANSMISSION

Yamaha Motorcycle 1990 FZR600AC TRANSMISSION

Yamaha Motorcycle 1990 FZR400SAC TRANSMISSION

Yamaha Motorcycle 1966 TD1C TRANSMISSION

Yamaha Motorcycle 1970 RT1 TRANSMISSION

Yamaha Motorcycle 1994 YZF750RF TRANSMISSION

Yamaha Motorcycle 1970 TR2 TRANSMISSION

Yamaha Motorcycle 1994 GTS1000AF TRANSMISSION

Yamaha Motorcycle 1978 SR500E TRANSMISSION

Yamaha Motorcycle 1978 TZ350E TRANSMISSION

Yamaha Motorcycle 2001 CHAMPIONS LIMITED EDITION - YZFR6SNC TRANSMISSION

Yamaha Motorcycle 1982 XS400SJ TRANSMISSION

Yamaha Motorcycle 1978 DT400E TRANSMISSION

Yamaha ATV 1992 BANSHEE - YFZ350D TRANSMISSION

Yamaha Motorcycle 1981 XS400 - XS400H TRANSMISSION

Yamaha Motorcycle 1997 YZF750 - YZF750RJ TRANSMISSION

Yamaha ATV 1998 BANSHEE - YFZ350K TRANSMISSION

Yamaha Motorcycle 2001 YZF600R - YZF600RN TRANSMISSION

Yamaha Motorcycle 1993 FZR1000E TRANSMISSION

Yamaha Motorcycle 1992 FZR1000D TRANSMISSION

Yamaha ATV 1999 BANSHEE - YFZ350L TRANSMISSION

Yamaha Motorcycle 1992 TDM850 - TDM850D TRANSMISSION

Yamaha Motorcycle 1992 TDM850 - TDM850DC TRANSMISSION

Yamaha Motorcycle 1998 YFZ50RK TRANSMISSION

Yamaha Motorcycle 1980 XS400SG TRANSMISSION

Yamaha ATV 1996 BANSHEE - YFZ350H_MNH TRANSMISSION

Yamaha ATV 1996 BANSHEE - YFZ350H TRANSMISSION

Yamaha ATV 1997 BANSHEE - YFZ350J TRANSMISSION

Yamaha ATV 1997 BANSHEE - YFZ350J_MNH TRANSMISSION

Yamaha ATV 1994 BANSHEE - YFZ350F_MN TRANSMISSION

Yamaha Motorcycle 1986 FAZER - FZX700SC TRANSMISSION

Yamaha Motorcycle 1986 FZ750SC TRANSMISSION

Yamaha Motorcycle 1979 XT500F TRANSMISSION

Yamaha Motorcycle 1979 SR500F TRANSMISSION

Yamaha ATV 1995 BANSHEE - YFZ350G TRANSMISSION

Yamaha Motorcycle 1985 RZ350NCII TRANSMISSION

Yamaha Motorcycle 1985 RZ350NC TRANSMISSION

Yamaha ATV 1990 BANSHEE - YFZ350A TRANSMISSION

Yamaha Motorcycle 1976 TT500C TRANSMISSION

Yamaha Motorcycle 1974 TZ350 TRANSMISSION

Yamaha Motorcycle 1975 MX250B TRANSMISSION

Yamaha Motorcycle 1973 MX250 TRANSMISSION

Yamaha ATV 2002 RAPTOR LIMTED EDITION - BLACK - YFM660RPB TRANSMISSION

Yamaha Motorcycle 1973 RD350 TRANSMISSION

Yamaha Motorcycle 1971 RT1MX TRANSMISSION

Yamaha ATV 2003 BANSHEE - YFZ350R TRANSMISSION

Yamaha Motorcycle 1971 TR2B TRANSMISSION

Yamaha ATV 2003 RAPTOR 660R - YFM660RR TRANSMISSION

Yamaha Motorcycle 2000 R6 - YZFR6M TRANSMISSION

Yamaha Motorcycle 1971 TD2B TRANSMISSION

Yamaha Motorcycle 1970 RT1M TRANSMISSION

Yamaha ATV 2002 BANSHEE - YFZ350P TRANSMISSION

Yamaha Motorcycle 1999 YZF600R - YZF600RLC TRANSMISSION

Yamaha Motorcycle 1998 YZF600RK TRANSMISSION

Yamaha ATV 2000 BANSHEE - YFZ350M TRANSMISSION

Yamaha Motorcycle 1999 R6 - YZFR6 TRANSMISSION

Yamaha Motorcycle 1999 R6 - YZFR6L TRANSMISSION

Yamaha ATV 2005 BANSHEE SE - YFZ350SET TRANSMISSION

Yamaha ATV 2005 BANSHEE - YFZ350T TRANSMISSION

Yamaha ATV 2003 RAPTOR BLACK LIMITED EDITION - YFM660RLER TRANSMISSION

Yamaha ATV 2004 RAPTOR 660R - YFM660RS TRANSMISSION

Yamaha Motorcycle 1977 XS400D TRANSMISSION

Yamaha ATV 1993 BANSHEE - YFZ350E TRANSMISSION

Yamaha ATV 2006 BANSHEE - YFZ350V TRANSMISSION

Yamaha Motorcycle 2005 YZF600R - YZF600RTC TRANSMISSION

Yamaha Motorcycle 1977 RD400D TRANSMISSION

Yamaha ATV 1994 BANSHEE - YFZ350F TRANSMISSION

Yamaha Motorcycle 1977 XS360D TRANSMISSION

Yamaha ATV 1996 BANSHEE - YFG350H_MNH TRANSMISSION

Yamaha Motorcycle 1999 YZF600R - YZF600RL TRANSMISSION

Yamaha Motorcycle 1993 GTS1000AE TRANSMISSION

Yamaha Motorcycle 1993 FZR600RE TRANSMISSION

Yamaha Motorcycle 1993 GTS1000AEC TRANSMISSION

Yamaha Motorcycle 1992 FZR600RD TRANSMISSION

Yamaha Motorcycle 1981 XT500H TRANSMISSION

You can return most new, unopened items within 14 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item). If you need to return an item, please contact us beforehand with the order number and information regarding the item(s) you would like to exchange. Please note, electronic items are non-refundable.

If you're purchasing one of our polished products, please use a new microfiber and a non-ammonia window cleaner to clean any fingerprints and grease. We recommend using Simi Chrome paste to touchup polished parts.