Seth Enslow set by Doug Danger. He started practicing by jumping ramp jumps over kegs of beer, cars, motorcycle and other big objects at different events. In 1999, he broke Robbie Knievel's (son of Evel Knievel) record for most motorcycle jumps. However, Enslow's triple clamps broke, which disconnected his front end from the frame, resulting in Enslow diving head first into the asphalt. But Enslow was soon on his feet and even signing autographs before leaving the venue. In 1999, Enslow made his first attempt to break the overall record at fellow motocross rider Mike Cinqmars' property with a ramp designed by
History of the motorcycle makes of motorcycle available in Britain in the 1930s, from the familiar marques like Norton, Triumph and AJS to the obscure, with names like New Gerrard, NUT, SOS, Chell and Whitwood, about twice as many motorcycle makes competing in the world market during the early 21st century. In 1937, Joe Petrali set a new land speed record of 136.183 mph (219.165 km/h) on a modified Harley-Davidson 61 cubic inch (1,000 cc) overhead valve-driven motorcycle. The same day, Petrali also broke the speed record for 45 cubic inch (737 cc) engine motorcycles. In Europe, production demands, driven by the buildup to