my two cents:
I have Pro-Line 23mm on my GEVO and love them, I've never had an issue one.
It's my understanindg that All of the buggy's & Truggies use 17mm stock, I know you can upgrade them to 23mm if you want.
Here are some speical 23mm racing one's for just under $100.00
http://www.impaktrc.com/product_info...0e44341af7ef3f