Wanted, Ineed one of these. This is on a 1974 Dt125 but I think other models also. No part # found ? Thanks again
Here is some helpful information, from the library.
https://www.legends-yamaha-enduros.com/_files/ugd/f5d852_4e4daeaf4de44ee88984fc2167536e21.pdf?index=true
This is the replacement switch knob: