won the AMA Supercross Championship two years in a row, in 2008 with Chad Reed, and 2009 James Stewart. Yamaha was the first to build a production monoshock motocross bike (1975 for 250 and 400, 1976 for 125) and one of the first to have a water-cooled motocross production bike (1977 in works bikes, 1981 in off-the-shelf bikes). Yamaha's first Motocross competition four-stroke bike, the YZ400F, won the 1998 USA outdoor national Championship with factory rider Doug Henry. Since 1962, Yamaha made production road racing Grand Prix motorcycles that any licensed road racer could purchase. In 1970, non-factory privateer teams dominated the 250 cc World Championship with Great Britain's Rodney Gould winning the title on a Yamaha TD2. Yamaha also sponsors several professional ATV riders in several areas of racing, such as cross country racing and motocross. Yamaha has had success in cross country with their YFZ450, ridden by Bill Ballance, winning 9 straight titles since 2000. Yamaha's other major rider, Traci Cecco, has ridden the YFZ450 to 7 titles, with the first in 2000. In ATV motocross, Yamaha has had success with Dustin Nelson and Pat Brown, both who race the YFZ450. Pat Brown's best season was a 3rd place title in 2007, while Nelson has had two 1st place titles in the Yamaha/ITP Quadcross, one in 2006 and the other in 2008. In 2021, Yamaha has won several competitions, such as British Superbike with Tarran Mackenzie, MotoAmerica with Jake Gagne, MFJ Superbike with Katsuyuki Nakasuga, WorldSSP with Dominique Aegerter, and several other competitions. Their 2022 MotoGP lineup consists of Fabio Quartararo and Franco Morbidelli, with Toprak Razgatlıoğlu and Andrea Locatelli in World Superbikes. Yamaha's Superbike World Championship team since 2016 has been delivered by Crescent Racing. World Superbike The first Yamaha rider to ever win a World Superbike was Ben Spies in 2009. Then in 2021, Toprak Razgatlıoğlu managed to become world champion. By season results (key) (Races in bold indicate pole position; races in italics indicate fastest lap) * Season still in progress. Formula One Yamaha produced Formula One engines from 1989 to 1997 (with a one-year break in 1990), initially for the Zakspeed team, in 1991 for the Brabham BT60Y, in 1992 for the Jordan 192, from 1993 to 1996 for Tyrrell, and in 1997 for the Arrows A18. The Yamaha Engines never won a race (Damon Hill nearly did so at the 1997 Hungarian Grand