Basic Information Identification Make: Yamaha Model: YFB 250 Timberwolf Year: 1999 Vehicle Type: All-Terrain Vehicle (ATV) Introduction Market Position Target Audience: Yamaha ATV owners, mechanics, and service technicians Competitive Analysis Value Proposition: Provides official dealer-level repair information in an accessible digital format Key Features Comprehensive Data: Covers engine, chassis, drivetrain, electrical, and more with detailed procedures Diagrams: Includes step-by-step diagrams for clarity Manual Details Coverage Areas Primary Coverage: Factory Service Repair Dealer Level: Yes, equivalent to official dealer workshop manual Scope: Comprehensive coverage for all workshop procedures Page Count Estimated Page Count: Not specified, but described as 'packed with all the information you need' Manual Type Type: Service Repair Manual Language: English Format Digital Format: PDF Software Requirements: Adobe PDF Reader, WinZip Compatibility: All Versions of Windows & Mac Features Interactive Features: Zoom In/Out functionality Manual Coverage Systems Covered General Information: Included Specifications: Included Periodic Inspections And Adjustment: Included Engine Overhaul: Included Chassis: Included Drive Train: Included Carburation: Included Electrical System: Included Electrical Diagrams: Included Troubleshooting: Included Procedures Included Routine Maintenance: Included (e.g., changing plugs) Complex Repairs: Included (e.g., engine overhaul) Diagnostics: Included (via troubleshooting section) Adjustments: Included (Periodic Inspections and Adjustment) Technical Depth Depth: Detailed instructions and step-by-step diagrams for all workshop procedures Data Points: Torque settings, fluid capacities Ease Of Use Usability: Very simple to use Manual Specifications File Format File Type: PDF Searchable: Assumed searchable due to PDF format Print Quality Printability: Printable Binding Type Binding: N/A (Digital Format) Paper Type Paper: N/A (Digital Format) Engine Specifications Primary Engine Engine Type: Air-cooled, 4-stroke, SOHC Engine Displacement: 230 cc Bore X Stroke: 66.0 mm x 66.0 mm (Typical for this model, refer to manual for exact specs) Performance Horsepower: Approx. 16-18 HP (Estimates for model year, manual will confirm) Torque: Refer to manual for specific torque figures Fuel System Carburetor: Mikuni VM26SS (Typical, refer to manual for exact model) Fuel Type: Unleaded gasoline Lubrication Oil Type: Yamaha Genuine Oil 10W-30 SE or SF (Typical, refer to manual for specific viscosity and API rating) Oil Capacity: Refer to manual for exact oil capacity Ignition Ignition System: CDI Cooling System Cooling Method: Air-cooled Transmission Standard Transmission Type: Constant mesh, 5-speed (Likely, manual will confirm exact configuration) Optional Automatic Transmission: No Features Drive System: Shaft Drive (Typical for Timberwolf series) Reverse Gear: Yes Lubrication Transmission Oil Type: Yamalube Gear Oil (Typical, refer to manual for specific viscosity) Dimensions Exterior Overall Length: Refer to manual (Approx. 71.5 in / 1815 mm for similar models) Overall Width: Refer to manual (Approx. 40.6 in / 1030 mm for similar models) Overall Height: Refer to manual (Approx. 42.1 in / 1070 mm for similar models) Weights Dry Weight: Refer to manual (Approx. 448 lbs / 203 kg for similar models) Fuel Capacity: Refer to manual (Approx. 2.6 gallons / 9.8 L for similar models) Wheels Tires Front Tire Size: AT22x7-10 (Typical, refer to manual for specific brand/model) Rear Tire Size: AT22x10-10 (Typical, refer to manual for specific brand/model) Wheel Bolt Pattern: N/A (Typically hub-centric for ATVs, refer to manual for hub size) Safety Features Ratings Crash Test Ratings: N/A (ATVs are not typically subjected to automotive crash testing) Active Features Braking System: Hydraulic disc brakes front and rear (Refer to manual for specific caliper/rotor details) Parking Brake: Mechanical parking brake (Typically hand-operated) Passive Features Lighting: Dual Halogen headlights, Taillight/Brake light (Refer to manual for bulb wattages) Technology Features Infotainment Infotainment System: N/A (Basic utility ATV, no infotainment features) Driver Assistance Driver Assistance Features: N/A Connectivity Connectivity Options: N/A Maintenance Service Intervals Oil Change Interval: Refer to manual (Typically every 1000 km or 6 months for engine oil) Air Filter Cleaning: Refer to manual (Interval depends on operating conditions, often every few hundred km) Spark Plug Replacement: Refer to manual (Typical interval around 3000-5000 km, or as per inspection) Fluid Specifications Engine Oil Viscosity: 10W-30 SE or SF (Typical, consult manual for confirmation) Brake Fluid Type: DOT 3 or DOT 4 (Refer to manual for specific recommendation) Coolant Type: N/A (Air-cooled engine) Known Issues Common Wear Items: Brake pads, tires, chain/sprockets (if applicable), suspension bushings (refer to manual for specific maintenance items) Carburetor Cleaning: Periodic cleaning and adjustment may be required for optimal performance, especially with fuel variations. Vehicle History Brand Heritage Yamaha Motorsport: Yamaha is a globally recognized manufacturer with a strong heritage in powersports, including motorcycles, ATVs, and marine products. Model Evolution Timberwolf Lineage: The Timberwolf series was known for its utility and trail-riding capabilities, often featuring a 2x4 drivetrain for simplicity and maneuverability. This 1999 model represents a key iteration in its development. Production Manufacturing Location: Yamaha ATVs are typically manufactured in Japan or at their overseas facilities. Specific location for 1999 YFB 250 is not detailed in product info. Awards & Recognition Recognitions Industry Awards: Not specified in product information. The Timberwolf...