Two-seater motorcycle with Road Warrior based chassis and Sportster engine. The S2T Thunderbolt (1995–1996) was a touring version, with saddlebags. The S2 was inexpensive to develop (around $100,000), and 1400 units were sold in the first year—well over the 300 units Buell had projected.
- Anderson, Steve. "The Demise of the Buell Motorcycle Company", Cycle World, 2010-05. Retrieved on 24 March 2010.