This manual provides comprehensive technical information for the 2011 Sportsman 550, Sportsman X2 550, and Sportsman Touring 550 all-terrain vehicles. These models are powered by a liquid-cooled, 4-stroke, 549cc ProStar engine featuring Electronic Fuel Injection (EFI) and are equipped with a Variable Transmission (PVT) with high/low range, reverse, and park. Known for their independent suspension, comfortable ride, and versatile capabilities, these ATVs are designed for a wide range of recreational and utility applications. Key features include shaft drive with an AWD/2WD selector, substantial towing capacity, and ample rack storage. This factory service manual offers detailed guidance for owners and technicians, covering all essential aspects of maintenance, diagnosis, and repair. It includes step-by-step procedures for scheduled maintenance, fluid changes, component overhauls, and troubleshooting common issues. The manual encompasses the engine, drivetrain, chassis, and electrical systems, providing in-depth coverage with exploded views and electrical schematics. This 394-page English language resource is designed to facilitate efficient and accurate servicing, ensuring the longevity and optimal performance of your Sportsman ATV. 🏷️ Basic Information Identification Make: Polaris Model: Sportsman 550 / Sportsman X2 550 / Sportsman Touring 550 Year: 2011 Codes Engine Code: N/A (Specific model designation implies engine type) Chassis Code: N/A (Specific model designation implies chassis type) 👋 Introduction Market Position Market Position: Comprehensive technical resource for owners and independent repair shops seeking to service and maintain the 2011 Polaris Sportsman 550 series ATVs. Competitive Analysis Competitive Analysis: Presents itself as the most comprehensive and cost-effective alternative to dealership service manuals, offering factory-level information. Key Features Key Features: Step-by-step instructions, exploded views, electrical schematics, troubleshooting guides, and extensive coverage of all major vehicle systems. Cost Effectiveness: Positioned as a high-value resource, saving owners significant costs compared to professional repair services. 📋 Manual Details Coverage Areas Covered Models: Sportsman 550, Sportsman 550 EPS, Sportsman 550 EPS International, Sportsman X2 550, Sportsman X2 550 International, Sportsman Touring 550, Sportsman Touring 550 International Page Count Page Count: 394 Manual Type Manual Type: Factory Service Manual / Repair Manual Language Language: English Format Format: PDF Download Accessibility: Viewable on PC, Mac, tablet, or smartphone; printable for hard copy reference. 📖 Manual Coverage Systems Covered Engine Systems: Electronic Fuel Injection (EFI), Cooling System, Engine Mechanicals Drivetrain Systems: Transmission, Clutching (PVT - Polaris Variable Transmission), Final Drive Chassis Systems: Body/Frame, Steering, Suspension, Brakes Electrical Systems: Complete Electrical System, Wiring Diagrams Fuel System: EFI System, Fuel Pump, Injectors, Throttle Body, Fuel Lines. Exhaust System: Exhaust manifold, muffler, catalytic converter (if applicable). Procedures Included Maintenance Procedures: Scheduled Maintenance, Fluid Changes, Filter Replacements, Lubrication Repair Procedures: Engine Overhaul, Transmission Repair, Clutch Service, Brake System Overhaul, Suspension Component Replacement, Electrical Component Diagnosis and Repair Diagnostic Procedures: Troubleshooting Guides, Symptom-Based Diagnostics, EFI System Diagnostics Component Overhaul: Detailed instructions for disassembly, inspection, repair, and reassembly of major components like the engine, transmission, differentials, and steering system. Torque Specifications: Critical torque specifications for engine, drivetrain, and chassis fasteners are provided to ensure proper assembly. Technical Depth Technical Depth: Comprehensive: Covers everything from basic maintenance to full engine and component rebuilds, including detailed diagnostics and exploded views. Diagnostic Tools Required: While the manual provides diagnostic procedures, it may reference specialized Polaris diagnostic tools or testers for advanced EFI troubleshooting, which are detailed within the manual. Troubleshooting Charts: Includes organized troubleshooting charts that correlate symptoms to potential causes and recommended repair actions. Exploded Views: Abundant exploded view diagrams illustrating component relationships and providing part identification for assembly and disassembly. Body Frame Bodywork Repair: Fenders, body panels, racks, seat assembly, bumpers, lighting components. Steering Suspension Steering Components: Handlebars, tie rods, steering shaft, steering rack (if applicable), EPS components. Suspension Components: A-arms, shocks, bushings, ball joints, wheel bearings. Brakes Brake System: Hydraulic brake system, brake lines, calipers, master cylinder, brake pads, brake fluid specifications. Electrical Systems Wiring Diagrams: Comprehensive, detailed wiring diagrams for all electrical circuits, including lighting, ignition, charging system, EFI, and accessories. 📊 Manual Specifications File Format File Format: PDF (Portable Document Format) Searchability: PDF format typically allows for text searching within the document, enabling quick location of specific information. Print Quality Print Quality: Printable at high resolution for clear diagrams and text. Binding Type Binding Type: N/A (Digital Download, user printable for 3-ring binder) Paper Type Paper Type: N/A (Digital Download, user's choice for printing) ⚙️ Engine Specifications Primary Engine Engine Type: Liquid-cooled, 4-stroke, DOHC, 4-valve, single-cylinder (ProStar engine family) Engine Displacement: 549cc Bore X Stroke: Refer to manual for exact bore and stroke, but typically around 95mm x 79mm for this engine family. Performance Horsepower: Approx. 40-42 HP (Varies slightly by model/tuning) Torque: Approx. 33-35 lb-ft (Varies slightly by model/tuning) Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) Fuel Type: Unleaded Gasoline Cooling System Cooling Method: Liquid-cooled 🔧 Transmission Standard Transmission Type: Automatic, Polaris Variable Transmission (PVT) with engine braking Optional Transmission Features: High/Low range, Reverse,...