07 Fisher Paragon, 00' Lemond Buenos Aries, Specialized Langster, Schwinn World Sport SS townie, 99 SS-Works single speed conversion, early 90s Raleigh roadie rain bike, 07 Fisher Rig, Trek 520, and a home-modified chopper
LHTs use 26" wheels in sizes 54cm and smaller and 700c in 56cm and bigger. Different wheels, different tires.
Now what I don't know is why they didn't just stick with Conti tires through the whole line. Those WTBs are soft, roll slow, wear fast, and are easy to puncture.
Edit: You might get a better answer over in the touring forum.