Bonneville Speedway the World of Speed, (similar to Speed Week) organized by the Utah Salt Flats Racing Association. The USFRA also meet on the first Wednesday of each month throughout the summer. In October, the Southern California Timing Association puts on World Finals, a scaled-down version of Speed Week. Each year, there are usually a few private meets that are not publicized scattered among the larger public meets. Numerous land speed records in various vehicle categories and classes have been set on the Bonneville speed way. In 1960, Mickey Thompson became the first American to break the barrier, hitting and surpassing John
Triumph Speed Four 2006. Of those 1,011 were produced for the US market with a further 54 for Canada. This motorcycle has been compared to the following: Triumph Speed Four The Triumph Speed Four is a standard or streetfighter motorcycle made by Triumph from 2002 to 2006 as the naked, or non-faired brother of the TT600 sport bike introduced in 1999. The Speed Four has similar twin round headlghts to the Speed Triple, but a different frame and engine. The Speed Four has the clip-on handlebars of the TT600, rather than the motocross-inspired handlebars of the Speed Triple and other streetfighters. The Speed