This document provides comprehensive service and repair information for the 2011 TXC449 and TXC511 competition motorcycles. These off-road machines, manufactured in Italy, are built for demanding cross-country racing. With a heritage stretching back to Sweden, the brand is a distinguished name in motorcycle manufacturing. The TXC series represents their commitment to performance and durability in the competitive off-road segment, offering a robust platform for enthusiasts and racers alike. This workshop service repair manual is designed to be an indispensable resource for owners and technicians. It covers all essential aspects of maintenance and repair, including detailed procedures for engine mechanicals, fuel injection, transmission, suspension, steering, brakes, and the electrical system. The manual provides step-by-step instructions, troubleshooting guides, diagnostic procedures, and critical technical specifications, such as torque values and fluid requirements, ensuring that the TXC449 and TXC511 can be maintained and repaired to factory standards for optimal performance and longevity.