🏷️ Basic Information Identification Make: Yamaha Model: Raptor 250 Model Code: YFM250RX, YFM250R, 250R Year Primary: 2008 Year Compatibility: 2008-2012 (similar model variants) 👋 Introduction Market Position Vehicle Segment: Sport ATV (All-Terrain Vehicle) Target Audience: Enthusiast riders, recreational users, and DIY mechanics seeking to maintain and repair their Yamaha Raptor 250. Competitive Analysis Competitors: Honda TRX250X, Kawasaki Mojave 250, Suzuki LT-Z250. Key Features Vehicle Focus: Designed for sporty trail riding and recreational use, offering a balance of performance and manageable power for its class. Manual Value Proposition Benefit To Owner: Empowers owners to perform essential maintenance, diagnose issues, and carry out repairs, saving time and money on dealership service costs. 📋 Manual Details Coverage Areas Systems Covered: Engine, General Information, Transmission, Chassis, Lighting, Steering, Seat System, Clutch, Suspension, Locks, Brakes, Lubrication, Electrical System, Frame, Fuel System, Battery Page Count Estimated Page Count: Varies based on specific model year compilation, typically 300-500 pages for a comprehensive service manual. Manual Type Type: Service Repair Workshop Manual Language Language: English Format Format: Digital (Adobe Acrobat PDF) 📖 Manual Coverage Systems Covered Engine: Detailed disassembly, assembly, inspection, diagnosis, and repair of the 250cc engine, including top-end (cylinder, piston, valves), bottom-end (crankshaft, connecting rod, bearings), and timing components. Transmission: Information on the 5-speed constant mesh transmission, clutch operation, lubrication, and inspection of internal components. Electrical System: Wiring diagrams, ignition system, charging system (stator, rectifier/regulator), lighting circuits, starter motor, and diagnostic procedures for electrical faults. Chassis Suspension Steering: Front and rear suspension (shocks, springs, linkages), steering system components (handlebars, steering stem, bearings), and chassis alignment. Brakes: Front and rear brake systems (hydraulic calipers, master cylinders, brake lines, rotors), bleeding procedures, and pad replacement. Fuel System: Carburetor (likely Mikuni VM series) disassembly, cleaning, adjustment, fuel tank, fuel lines, and fuel filter. Procedures Included Maintenance: Regular maintenance checks, oil changes, filter replacements, spark plug servicing, chain adjustment, and general lubrication. Troubleshooting: Systematic diagnostic procedures for common and uncommon problems, including engine performance issues, electrical faults, and brake system malfunctions. Repair Overhaul: Detailed step-by-step instructions for component disassembly, repair, reassembly, and adjustment for most major systems. Technical Depth Depth: Comprehensive, covering everything from basic maintenance to complete engine and transmission overhauls, with detailed torque specifications and tolerances. 📊 Manual Specifications File Format Format: Adobe Acrobat PDF Searchability: Likely text-searchable, allowing for quick access to specific information. Print Quality Quality: Designed for clear printing of text and diagrams. Binding Type Binding: Digital download, printable for self-binding (e.g., 3-ring binder). Paper Type Recommendation: Print on durable paper for workshop use; individual pages can be disposed of after use. ⚙️ Engine Specifications Primary Engine Engine Type: Four-stroke, SOHC, air-cooled, single-cylinder Displacement: 249cc Bore X Stroke: 74.0 mm x 58.0 mm Compression Ratio: 9.5:1 Performance Horsepower Estimated: Approximately 16-18 HP (this is a general estimate, exact figures may vary and are usually not published by manufacturers for ATVs). Torque Estimated: Approximately 14-16 lb-ft (estimated). Fuel System Carburetor Type: Mikuni VM26 (typical for this model) Fuel Type: Unleaded gasoline, minimum 87 octane Ignition Ignition System: CDI (Capacitor Discharge Ignition) 🔧 Transmission Standard Type: 5-speed constant mesh with automatic clutch (or manual clutch depending on specific sub-model, but most 250R variants are automatic clutch for ease of use). Final Drive: O-ring sealed chain Features Clutch Type: Wet, multi-disc (automatic clutch operation for primary engagement). Reverse: Not typically equipped on the Raptor 250. 📐 Dimensions Exterior Length: Approximately 1785 mm (70.3 in) Width: Approximately 1170 mm (46.1 in) Height: Approximately 1050 mm (41.3 in) Wheelbase: Approximately 1250 mm (49.2 in) Weights Dry Weight: Approximately 153 kg (337 lbs) Fuel Capacity: Approximately 10.0 L (2.6 gal) 🛡️ Safety Features Ratings General Safety: ATVs are inherently off-road vehicles and require proper protective gear and adherence to safe riding practices. No formal crash ratings like cars. Active Features Braking System: Hydraulic disc brakes front and rear. Passive Features Throttle Limiter: While not always present, some ATVs have throttle limiters for novice riders; not a standard feature emphasized for the Raptor 250. Warnings Operator Safety: Manual emphasizes use of helmet, eye protection, protective clothing, and avoiding riding on public roads or in unsuitable terrain. 💡 Technology Features Infotainment Features: Basic instrumentation: speedometer (often not present on base models), odometer, trip meter, neutral indicator, and essential warning lights. Driver Assistance Features: No advanced electronic driver assistance systems. Focus is on mechanical performance and rider input. Connectivity Features: No connectivity features. 🔧 Maintenance Service Intervals Engine Oil Change: Every 1000 km (600 miles) or 6 months, whichever comes first. Refer to manual for specific hours of use if applicable. Air Filter Cleaning: Clean every 500 km (300 miles) or more frequently in dusty conditions. Spark Plug Replacement: Inspect at 1000 km (600 miles), replace as needed. Recommended plug NGK CR7E or equivalent. Chain Maintenance: Inspect and lubricate chain every 200 km (120...