This Technical Service Repair Manual provides comprehensive information for Trail Buck Utility ATVs, covering models 500, 650, 650EX, and 650EXT. Engineered for reliability and performance in demanding utility tasks, the Trail Buck series is renowned for its robust construction and versatile capabilities. This manual details the intricate systems that make these ATVs dependable workhorses, from their powerful engines and advanced powertrains to their durable chassis and essential safety features. The scope of this manual is extensive, offering in-depth coverage of all mechanical, electrical, and hydrostatic systems. It includes detailed procedures for engine repair, fuel system diagnostics, electrical and charging system troubleshooting, hydrostatic and gear power train maintenance, brake and steering system servicing, and mower deck repair. With hundreds of pages of expertly written content, complete with exploded diagrams and schematics, this resource is designed to empower professional technicians and experienced mechanics to perform accurate diagnostics, maintenance, and repairs, ensuring the longevity and optimal performance of your Trail Buck Utility ATV.