🏷️ Basic Information Identification Make: Yamaha Model: TTR225 Model Years Covered: 1999, 2000, 2001, 2002, 2003, 2004 Vehicle Type: Dual-Sport Motorcycle Codes Chassis Code General: 4PS 👋 Introduction Market Position Target Audience: Yamaha TTR225 owners, DIY mechanics, repair shops Key Features Content Quality: Professional Quality, Highly Detailed, Complete and Intact Information Access: At the click of a mouse, access to most comprehensive diagnostic, repair and maintenance information Content Origin: Written by the manufacturers (Yamaha) Visual Aids: Hundreds of diagrams, detailed information, illustrations, drawings, photos, enlarged inset Navigational Aids: Numbered table of contents for fast access User Benefits: Save time, save money on repair costs, understand vehicle maintenance better 📋 Manual Details Coverage Areas Coverage: All Models/Engines/Trim/Transmissions Types Page Count Page Count: Hundreds of pages (estimated based on description) Manual Type Manual Type: Workshop Repair Service Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine Systems: Fuel System, Cooling System, Engine Top End, Engine Lubrication System, Crankshaft/Transmission Chassis Systems: Wheels/Tires, Final Drive, Brakes, Suspension, Steering, Frame Electrical Systems: Electrical System, Wiring Diagrams Procedures Included Maintenance: Scheduled Maintenance, Routine Checks, Fluid Changes Repair Procedures: Disassembly, Assembly, Reinstallation, Step-by-step repair procedures, Detailed substeps Troubleshooting: Diagnostic procedures, Problem diagnosis, Troubleshooting electrical system problems Technical Depth Depth: Comprehensive, professional, used by local service/repair shops, advanced diagnostics, complete rebuild information 📊 Manual Specifications File Format File Type: PDF Print Quality Printability: Full Printable Zoom Features Zoom Capability: YES (Zoom IN/OUT) Delivery Delivery Method: Instant Download Requirements Software Requirements: Adobe PDF Reader & WinZip Compatibility Operating Systems: All Versions of Windows & Mac ⚙️ Engine Specifications Primary Engine Engine Type: 4-stroke, SOHC, 2-valve Displacement: 223cc Bore X Stroke: 68.5 mm x 64.2 mm (estimated, specific to this model) Compression Ratio: 9.1:1 (estimated, specific to this model) Cooling System: Air-cooled Performance Horsepower: Approx. 15-17 hp (estimated, specific to this model) Torque: Approx. 14-16 Nm (estimated, specific to this model) Fuel System Fuel Delivery: Carburetor (Mikuni VM series, typically 34mm) Fuel Type: Unleaded gasoline Fuel Tank Capacity: Approx. 10-11 Liters (estimated, specific to this model) 🔧 Transmission Standard Transmission Type: 5-speed manual Features Clutch Type: Wet multi-plate Final Drive: O-ring sealed chain 📐 Dimensions Exterior Overall Length: Approx. 2150 mm (estimated, specific to this model) Overall Width: Approx. 800 mm (estimated, specific to this model) Overall Height: Approx. 1150 mm (estimated, specific to this model) Weights Dry Weight: Approx. 120-125 kg (estimated, specific to this model) Wet Weight: Approx. 130-135 kg (estimated, specific to this model) Other Seat Height: Approx. 880 mm (estimated, specific to this model) Ground Clearance: Approx. 300 mm (estimated, specific to this model) Wheels Tires Front Tire Size: 80/100-21 (typical) Rear Tire Size: 110/90-18 (typical) Front Wheel Type: Spoked Rear Wheel Type: Spoked 🛡️ Safety Features Ratings Crash Test Ratings: Not applicable for motorcycles in the same way as cars, but structural integrity and component reliability are key. Active Features Braking System: Front: Disc brake, Rear: Drum brake (typical for this model year range) 💡 Technology Features Infotainment Features: Basic motorcycle instrumentation: speedometer, odometer, trip meter, neutral indicator, high beam indicator. Driver Assistance Features: None (typical for this era of dual-sport motorcycle). 🔧 Maintenance Service Intervals Oil Change Interval: Refer to manual for specific intervals (typically every 1,000-3,000 km or annually) Air Filter Cleaning: Refer to manual for specific intervals (frequent checks recommended for off-road use) Spark Plug Inspection: Refer to manual for specific intervals (typically every 3,000-6,000 km) Fluid Specifications Engine Oil Type: Yamalube 4 (or equivalent) SAE 10W-40 API SG or higher (refer to manual for precise specification) Engine Oil Capacity: Approx. 1.7-1.9 Liters (with filter change) (estimated, refer to manual) Brake Fluid Type: DOT 4 (refer to manual) Known Issues Common Wear Items: Clutch plates, brake pads, chain and sprockets, wheel bearings, fork seals. Carburetor Maintenance: Carburetor jetting may require adjustment based on altitude and modifications; periodic cleaning is recommended. 📚 Vehicle History Brand Heritage Manufacturer History: Yamaha Motor Corporation is a leading Japanese manufacturer of motorcycles, marine products, and other motorized products. Model Evolution Ttr Series Introduction: The TTR line has been a staple in Yamaha's off-road lineup, known for their reliability and trail-riding capabilities. Ttr225 Positioning: The TTR225 was positioned as an accessible, user-friendly dual-sport motorcycle, suitable for beginners and experienced riders alike for trail use and light street riding. Production Production Period: This manual covers the production run from 1999 to 2004. 🏆 Awards & Recognition Recognitions Awards Certifications: No specific awards are typically highlighted for this model, but it's known for its reliability and trail capability within its class.