This comprehensive workshop service repair manual covers the King Quad LT-4WD and Quadrunner LT-F250 models produced between 1987 and 1998. These robust utility ATVs, featuring single-cylinder, four-stroke gasoline engines with displacements of 280cc and 250cc respectively, are renowned for their durability and reliable performance in demanding off-road conditions. With their selectable 2WD/4WD systems and high/low range gearing, these models were designed for a variety of tasks, from recreational trail riding to practical utility work. The heritage in producing quality powersports vehicles is evident in the engineering of these dependable machines. This manual provides extensive, A-Z service and repair procedures designed to assist DIY mechanics, ATV enthusiasts, and professional service technicians. It covers all major systems, including engine overhaul, transmission repair, drivetrain components, suspension, brakes, fuel system, and electrical systems, offering detailed instructions for maintenance, troubleshooting, diagnostics, and complete component rebuilds. The clear, step-by-step instructions and high-quality images facilitate easy understanding, enabling users to perform necessary upkeep and repairs, thereby ensuring the longevity and optimal performance of their ATV.