This part is no longer available from Yamaha. It has been discontinued. 
 
This part originally came on the following models:
Yamaha Motorcycle 1971 DT1MX FRONT FORK
Yamaha Motorcycle 1972 DS7 FRONT FORK
Yamaha Motorcycle 1972 R5C FRONT FORK
Yamaha Motorcycle 1972 RT2 FRONT FORK
Yamaha Motorcycle 1971 DT1E FRONT FORK
Yamaha Motorcycle 1971 R5B FRONT FORK
Yamaha Motorcycle 1973 RT3 FRONT FORK
Yamaha Motorcycle 1970 R5 FRONT FORK
Yamaha Motorcycle 1971 RT1MX FRONT FORK (RT1B,RT1MX)
Yamaha Motorcycle 1971 RT1B FRONT FORK (RT1B,RT1MX)
Yamaha Motorcycle 1973 DT3 FRONT FORK
Yamaha Motorcycle 1972 DT2 FRONT FORK
Yamaha Motorcycle 1971 XS1B FRONT FORK (XS1B)
Yamaha Motorcycle 1972 XS2 FRONT FORK (XS2) (TX650 - )
Yamaha Motorcycle 1973 TX650 FRONT FORK (XS2) (TX650 - )
 
This part is a new reproduction of the original. The originals have deteriorated with time, as they are 50+ years old. The part number is used for reference purposes only and no source of manufacture or supply is implied. The price includes sales tax. If you want additional insurance coverage, contact me before ordering. If you do not purchase insurance, I am not responsible for mis-delivered packages, lost packages, or shipping damage. This listing is for 1 piece.