The Suzuki LT-A750X KingQuad, produced from 2008 to 2012, is a high-performance utility All-Terrain Vehicle renowned for its powerful 749cc engine, independent rear suspension, and advanced features for its era. This first-generation KingQuad was engineered to excel in demanding conditions, offering a torquey engine and selectable 2WD/4WD capabilities with a torque-sensing limited-slip front differential. Its robust construction and thoughtful design, including substantial front and rear rack capacities and a 17.5-liter fuel tank, make it a capable companion for both work and recreational trail riding, positioning it as a strong competitor in the utility ATV segment. This comprehensive factory service repair workshop manual provides in-depth technical data for the Suzuki LT-A750X KingQuad, covering all model years from 2008 through 2012. It details essential maintenance procedures, including scheduled service intervals and fluid specifications, alongside thorough troubleshooting guidance and step-by-step repair instructions for all major systems, from the powertrain and chassis to the electrical components. With detailed illustrations, torque specifications, and diagnostic procedures, this manual serves as an indispensable resource for owners, mechanics, and technicians seeking to maintain, diagnose, and repair their KingQuad with factory-level accuracy and efficiency.