This workshop service manual provides comprehensive repair and overhaul instructions for the King Quad LT-F300, covering model years 1999 through 2002. Built upon an established reputation for robust and reliable all-terrain vehicles, the King Quad line has consistently delivered capable performance. The LT-F300, as an earlier iteration, embodies the durable engineering and utility that defined the model's legacy, offering a strong foundation for both work and recreational activities. This manual is designed to assist owners and technicians in maintaining the optimal performance and longevity of this versatile ATV. The scope of this manual is extensive, encompassing all major systems of the King Quad LT-F300, including detailed procedures for engine, transmission, fuel, ignition, lubrication, exhaust, electrical systems, bodywork, frame, suspension, and steering. It includes routine maintenance schedules, troubleshooting guides, diagnostic charts, and specific instructions for proprietary components. With a focus on enabling informed ownership and professional-level repairs, this manual provides the necessary technical data, including torque values, fluid specifications, and electrical schematics, to ensure efficient and quality service. The aim is to empower users to perform repairs accurately and safely, maximizing the vehicle's value and performance.