🏷️ Basic Information Identification Make: Yamaha Model: TT-R125 Model Variant: TT-R125E (Electric Start) / TT-R125L (Kick Start, Long Travel Suspension) Year Coverage: 2009, 2010 Codes Vin Code Engine: 5HP (example, specific code varies by year/model) Vin Code Manufacturer: 4X7 (Yamaha) 👋 Introduction Market Position Category: Entry-level to intermediate off-road/trail motorcycle. Target Audience: Beginner riders, recreational trail riders, youth riders, and those looking for an affordable and reliable off-road experience. Competitive Analysis Competitors: Honda CRF100F/CRF150F, Kawasaki KLX110/KLX140, Suzuki DR-Z125. Key Features Ease Of Use: Known for user-friendly operation and forgiving power delivery. Durability: Yamaha's reputation for robust and reliable engines. Versatility: Suitable for trail riding, recreational use, and as a learning platform. 📋 Manual Details Coverage Areas Primary Coverage: All 2009-2010 Yamaha TT-R125 models Secondary Coverage: TT-R125E (Electric Start), TT-R125L (Kick Start) Page Count Estimated Pages: Extensive, detailed (specific page count not provided, but described as 'huge amount of detailed repair information') Manual Type Type: Workshop Service Repair Manual Language Language: English Format Format: PDF 📖 Manual Coverage Systems Covered Engine: Complete overhaul, troubleshooting, diagnostics, tuning, carburetor, ignition, lubrication, cooling. Transmission: Clutch, gearbox, shifting mechanism, lubrication, troubleshooting, disassembly/assembly. Chassis: Frame, swingarm, steering system, suspension (front and rear), wheels, hubs, spokes, bearings. Electrical System: Ignition system, lighting, battery, starter motor (for TT-R125E), wiring diagrams, troubleshooting. Fuel System: Carburetor (Mikuni VM20SS or similar), fuel tank, fuel lines, troubleshooting, cleaning, adjustments. Braking System: Front and rear brake systems (disc and drum), hydraulic components, pad replacement, fluid changes, troubleshooting. Exhaust System: Muffler, header pipe, heat shields, gaskets, inspection, replacement. Procedures Included Maintenance: Regular servicing, oil changes, filter replacements, chain adjustments, brake adjustments, spark plug replacement. Troubleshooting: Systematic diagnostics for common and uncommon issues, problem identification and resolution. Repair: Component-level repairs, part replacement, adjustments for all covered systems. Disassembly Assembly: Detailed step-by-step instructions for taking apart and putting back together all major components and systems. Technical Specifications: Torque specifications, clearances, fluid capacities, ignition timing, valve clearances, emissions data. Illustrations Diagrams: Exploded views, wiring diagrams, component illustrations for easy identification and guidance. Technical Depth Depth: Comprehensive, from basic maintenance to complete engine and transmission rebuilds. Suitable for DIY enthusiasts and professional mechanics. 📊 Manual Specifications File Format Compatibility: PC & Mac compatible (Windows 95, 98, 2000, NT, XP, Vista, 7, 8, etc.) Searchability: Likely searchable text within PDF format, enhancing ease of use. Print Quality Quality: High quality, designed for clarity of text and diagrams. Binding Type Type: Digital Download (PDF) - Not applicable for physical binding. Paper Type Type: Digital Download (PDF) - Not applicable for physical paper type. ⚙️ Engine Specifications Primary Engine Engine Type: Four-stroke, SOHC, air-cooled Displacement: 124 cc Bore X Stroke: 54 mm x 54.5 mm (typical for this generation) Compression Ratio: 9.5:1 (typical) Valve Configuration: SOHC, 2 valves Performance Horsepower: Approximately 10-12 HP (estimated, specific dyno figures vary) Torque: Approximately 7-8 lb-ft (estimated) Fuel System Carburetor: Mikuni VM20SS or similar, single carburetor Fuel Type: Unleaded gasoline Ignition Ignition System: CDI (Capacitor Discharge Ignition) 🔧 Transmission Standard Transmission Type: Constant-mesh 5-speed Clutch Type: Wet, multi-plate Features Gear Ratios: Specific ratios detailed in the manual, crucial for performance tuning. Final Drive: Chain drive 📐 Dimensions Exterior Length: Approx. 1,850 mm (72.8 in) Width: Approx. 760 mm (29.9 in) Height: Approx. 1,115 mm (43.9 in) Wheelbase: Approx. 1,270 mm (50.0 in) Ground Clearance: Approx. 300 mm (11.8 in) Weights Wet Weight: Approx. 81 kg (179 lbs) for TT-R125L Dry Weight: Approx. 78 kg (172 lbs) for TT-R125L Suspension Front Suspension Travel: 170 mm (6.7 in) for TT-R125L, 150 mm (5.9 in) for TT-R125E Rear Suspension Travel: 160 mm (6.3 in) for TT-R125L, 140 mm (5.5 in) for TT-R125E Wheels Tires Front Tire Size: 2.50-17 4PR Rear Tire Size: 3.00-14 4PR Front Wheel: 17-inch spoke wheel Rear Wheel: 14-inch spoke wheel 🛡️ Safety Features Ratings Safety Features: Focus on basic operational safety inherent in well-maintained machinery. No formal crash test ratings as it's an off-road vehicle. Active Features Brakes: Disc front brake, Drum rear brake (standard for this era/model). Passive Features Frame Construction: Steel semi-double cradle frame providing stability. 💡 Technology Features Infotainment Features: Minimal technology focus; designed for pure off-road performance. No infotainment system. Driver Assistance Features: No electronic driver assistance features typical of modern street motorcycles. Connectivity Features: No connectivity features. 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 1000-1500 km or 3 months (refer to manual for exact specification). Air Filter Cleaning: As needed, more frequently in dusty conditions (refer to manual). Chain Lubrication Adjustment: Every 500 km or as needed (refer to manual). Valve Clearance Check: Typically every 6000 km or 12 months (refer to manual). Fluid Specifications Engine Oil Type: Yamalube 4 (or equivalent SAE 10W-30 API SG or higher) - consult manual for exact spec. Engine Oil Capacity: Approx. 0.95 L (1.0 US qt) without filter change, 1.0...