This workshop repair service manual covers the Suzuki GSF1250 and GSF1250A Bandit motorcycles produced between 2007 and 2012. These large displacement sport-touring motorcycles are powered by a liquid-cooled, 1255 cc inline four-cylinder engine featuring fuel injection and a 6-speed transmission. Known for their robust engineering, the Bandit series offers a blend of performance and versatility. Key updates for this generation include the increased engine displacement, the adoption of fuel injection, a revised chassis, and the availability of an Anti-lock Braking System (ABS) on the GSF1250A model. This comprehensive manual provides detailed information for all models, engines, trims, and transmission types within the specified production years. It covers essential areas including scheduled maintenance, fluid changes, detailed repair procedures for engine, chassis, and electrical systems, as well as troubleshooting guidance for common and uncommon issues. The manual is designed to assist owners and professional technicians in maintaining and repairing the vehicle, offering step-by-step instructions, critical specifications, torque values, and detailed illustrations to ensure accurate and efficient service.