This manual covers the 2010 TE450, a performance-oriented dual-sport motorcycle renowned for its off-road capabilities. As one of the oldest motorcycle manufacturers, the brand brings a rich heritage to this model, which is a competition enduro machine adapted for street-legal use. The TE450 is characterized by its four-stroke, single-cylinder, liquid-cooled engine, typically featuring a displacement of approximately 449.7 cc and a robust 6-speed manual transmission with a hydraulic wet multi-plate clutch. Its design emphasizes agility and power delivery, making it a competitive option against other dual-sport models of its time. This comprehensive workshop manual provides detailed service and repair instructions essential for maintaining the TE450. It covers all major systems, including the engine, fuel system, transmission, electrical components, chassis, braking system, and cooling system. The manual offers guidance on routine maintenance, such as oil changes and filter replacements, as well as in-depth procedures for engine and transmission rebuilds, adjustments, and troubleshooting. It is an indispensable resource for owners, mechanics, and technicians seeking to ensure the optimal performance, reliability, and longevity of this specialized motorcycle.