Vintage T-Shirt Forum & Community Authentication Appraisals

Hi everyone,
i'm posting this t-shirt becasue i really need an help to understand if its real or fake,

can someone help me ?

thank in advance!!!

Take a read of this post, and the caption - has some Harley authentication info - and what the pitfalls can be:

https://www.instagram.com/p/DT8bJVPCeSd/

That said, it doesn't match the fake shown in that post, but there are many.