What corporation based in Superior, Wisconsin sponsored the 2010 AMA Pro Supersport Championship?
Amsoil Amsoil Inc. is an American corporation based in Superior, Wisconsin that primarily formulates and packages synthetic lubricants and filters. The company's advertising slogan is "The First in Synthetics". The company uses multi-level marketing for distribution.
Trek Bicycle Corporation Trek Bicycle Corporation is a major bicycle and cycling product manufacturer and distributor under brand names Trek, Electra Bicycle Company, Gary Fisher, Bontrager, Diamant Bikes, Villiger Bikes and, until 2008, LeMond Racing Cycles and Klein. With its headquarters in Waterloo, Wisconsin, Trek bicycles are marketed through 1,700 dealers across North America, subsidiaries in Europe and Asia as well as distributors in 90 countries worldwide. 99% of Trek bicycles are manufactured outside of the United States, in countries including the Netherlands, Germany, and China.