This comprehensive service and repair manual is designed to empower you with the knowledge and instructions needed to maintain, repair, and restore your 2001 Polaris Sportsman 400/500 DUSE & H.o. ATV. This manual is your complete guide to working on your ATV, providing the same level of detail and information used by professional mechanics and technicians. The manual covers a wide range of topics including general information, specifications, maintenance procedures, troubleshooting tips, and detailed instructions for various repairs. You'll find comprehensive coverage of the gearbox and clutch, engine removal and installation, fuel system, lubrication and cooling systems, combustion system, cylinder head and valves, alternator and starter clutch, crankshaft, transmission, balancer, front wheel and steering system, rear wheel system, fenders and exhaust pipe, chassis, cooling system, fuel injection system, braking system, suspension, electrical system, body and fixtures, frame, body panels, exhaust system, wheels and tires, battery and charging system, ignition system, electric starter, lights, meters, switches, and wiring diagrams. This manual is packed with illustrations, diagrams, specifications, step-by-step instructions, pictures, and procedures, making even the most complex repairs easily understandable. You can print the pages you need and take them with you to the garage or workshop. This manual will help you save money by performing your own repairs, confidently and effectively, thanks to the clear and easy-to-follow instructions.

The 2001 Polaris Sportsman 400 and 500 are popular all-terrain vehicles (ATVs) known for their robust construction, reliable performance, and versatility. These models are powered by a single-cylinder, four-stroke engine, making them suitable for a range of applications, from trail riding and recreational use to light-duty work tasks. The Sportsman 400 features a 399cc engine, while the Sportsman 500 utilizes a larger 499cc engine, providing increased power for heavier hauling and tackling more demanding terrain. Both models boast a durable frame, independent front and rear suspension for a smooth ride, and a versatile transmission system allowing for smooth shifting and efficient power delivery. The Sportsman 400 and 500 also share several features that enhance their functionality and rider comfort. This includes a multi-disc, wet brake system for reliable stopping power, a spacious seating area, and a high ground clearance, making it easier to navigate obstacles. The inclusion of a digital instrument cluster provides riders with essential information such as speed, engine RPM, fuel level, and more. The 2001 Polaris Sportsman 400 and 500 offer a reliable and durable platform for ATV enthusiasts, whether they are seeking a recreational ride, a reliable workhorse, or a capable machine for exploring the great outdoors.