This Service Repair Manual provides comprehensive information for ATVs manufactured between 1985 and 1995, covering a wide range of models including the Scrambler 3-wheeler, Trail Boss, Big Boss, Cyclone, Trail Blazer, Sportsman, Sport, Xplorer, and Magnum. The manufacturer has a significant heritage in the off-road vehicle market, and this manual reflects the engineering quality and capability of their ATVs from this developmental period, which saw the introduction of multi-wheel drive and more robust utility models. These vehicles were designed for off-road capability and utility, with engines typically in the 250cc to 400cc class, featuring both 2-stroke and 4-stroke options, and available in 2WD, 4WD, and 6x6 configurations. This factory service repair manual is an essential resource for owners and technicians, offering detailed step-by-step procedures for maintenance, repair, and troubleshooting across all major vehicle systems. Coverage includes general information, technical specifications, electrical systems, fuel systems, power units, drivetrain components, and essential maintenance schedules, fluid recommendations, and lubrication points. The manual's comprehensive nature, coupled with its searchable format and zoom functionality, empowers users to perform diagnostics and repairs efficiently, ensuring the continued reliability and performance of their ATV.