Along with the Viragos the BMW have become a common base for a lot of bike builders. I think the engine's simplistic shape has a lot to do with this.

This Street Tracker is what Richard Varner and Richard Pollock believe to be the equivalent of a Hot Rod in the motorcycle world.The 4 wheeled Hot Rods are built and modified to produce the best performance possible, Pollock felt …With that in mind both Richards teamed up with So-Cal Speed shop, who are famous for their Hot Rods, to create a limited run of 20 or these Triumph Hot Rods.