Originally Posted by
Rdmonster69
Pretty much guaranteed they will make tubed versions. They make tubed versions of the GP5K IIRC.
IIRC, they don't intend to make separate versions of their latest tire, GP5kS TR, though - they're just telling people to run it tubed if they want to run tubes. I don't recall seeing whether or not they plan to keep producing the GP5k/GP5k TL side-by-side with the S TR.