Welcome to the comprehensive guide for your 2011 ATV. This versatile all-terrain vehicle, designed for both recreational trail riding and moderate utility tasks, offers a reliable 2-up seating configuration, a robust 4x4 system, and independent front and rear suspension for excellent performance across various terrains. Built with a heritage of ruggedness, the 400 TRV 4x4 provides a capable platform for enthusiasts seeking an enjoyable and dependable riding experience. This Factory Service Manual (FSM) is your essential resource for maintaining and repairing your 2011 ATV. It covers all critical systems, including detailed engine overhaul, transmission service, drivetrain components, suspension, braking, and the electrical system. You will find step-by-step instructions for disassembly and assembly, preventive maintenance schedules, troubleshooting guides, and precise technical specifications. This manual is designed to empower owners and technicians with the knowledge needed to ensure the longevity and optimal performance of your ATV.