This is billys main bike which you have to get for him at the start of the game.

Gee thank you, Captain. You know none of us simple folk would have figured that out without your guidance. (Stebner603 22:13, November 9, 2009 (UTC))

this my fave bike


You can actually drive Billy's bike sometime early in the game immediately after the first mission Kieronrob (talk) 19:21, May 13, 2013 (UTC)