Cast, but I don't think they have the same issues as the star wheels. I think the hub is beefier on the 3 spokes. I have seen several pictures of GenII cars with GenI wheels as track beaters. One of the track rats will know for sure.
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.