Many thanks for your try. My mechanic repair it via welding method and for now I am ok. I know deep in my heart that I must change it but for the moment I will keep it as is. I will also keep your link in any case. Thank you again.

Dear friend we found your product you need the 800086843. We also uploaded it to our site. We have it in stock you can directly buy out. Thank you.

https://www.partcollector.org/product-page/husqvarna-2009-counter-shaft-wr-250-800086843