Vincent Motorcycles Rolland "Rollie" Free (18 November 1900 – 11 October 1984) was a motorcycle racer best known for breaking the US motorcycle land speed record in 1948 on the Bonneville Salt Flats, Utah on a Vincent Black Lightning. The picture of Free, prone and wearing a bathing suit, has been described as the most famous picture in motorcycling, and Russell Wright won another World Land Speed Record at Swannanoa with a Vincent HRD motorcycle in 1955 at . The 500 cc Meteor and Comet singles were introduced, along with a 500 cc racer, the Vincent Grey Flash. The Grey Flash racer
Triumph Speed Triple At the rear was a single monoshock with a progressive linkage, and at the front were standard hydraulic forks fitted with dual disk brakes. In 1994 Triumph Motorcycles sponsored a racing series with the intention of spotlighting its new image. Dubbed "The Speed Triple Challenge", it was similar to IROC in that all the competitors rode identical Speed Triple motorcycles. This made up for the fact that in factory trim the Speed Triple wasn't a competitive machine in normal racing circles. On the other hand, a few privateers had some success on highly modified bikes based on the Triumph Triple