You may get better results if asking this question in the Embroidery Tab. I am sorry I can not help

Nan, I did a quick search but found very few. One at Etsy and another at a website that does not comply with laws. Neither of the places were ones I will link here on Cute.
It might be due to the importance of a specific brand of bike for riders. Once you get into brands -- then copyright/licensing takes over.