Product Segment:
Sport ATV
Performance Orientation:
Designed for performance and trail riding, emphasizing agility and power.
Diy Maintenance Advantage:
Enables owners to perform maintenance and repairs themselves, saving costs and time.
Professional Guidance:
Provides professional-level repair instructions, mirroring authorized dealer procedures.
Competitors:
Competes with models from Honda (e.g., TRX250X), Suzuki (e.g., LT-Z250), and Kawasaki (e.g., KFX250).
Engine:
Full engine repair and overhaul, including internal components.
Transmission:
Transmission disassembly, assembly, and repair procedures.
Fuel System:
Carburetor service, fuel tank, fuel lines, and pump diagnostics and repair.
Ignition System:
Ignition coil, spark plug, CDI unit, and troubleshooting.
Lubrication System:
Oil pump, oil filter, oil passages, and lubrication maintenance.
Exhaust System:
Muffler, exhaust pipe inspection and service.
Electrical System:
Wiring diagrams, battery, charging system, starter, lighting, and switches.
Body And Frame:
Body panels, fenders, seat, handlebars, frame inspection and repair.
Suspension:
Front and rear suspension, shocks, and linkages.
Braking System:
Front and rear brake calipers, master cylinders, brake lines, and pads.
Cooling System:
Radiator, coolant, fan, and hoses (if applicable to the specific model variant).
Wheels And Tires:
Tire pressure, wheel bearings, and rim inspection.
Routine Maintenance:
Oil changes, filter replacements, chain adjustment, spark plug checks, and general inspections.
Troubleshooting:
Diagnostic procedures for common and complex issues.
Repair Procedures:
Step-by-step instructions for component removal, installation, and repair.
Overhaul:
Complete engine and transmission rebuild procedures.
Tune Ups:
Engine tuning and adjustment procedures.
Special Tool Identification:
Identification and illustration of required special tools with Yamaha part numbers.
Depth Of Information:
Comprehensive, covering routine maintenance to full engine and transmission disassembly.
Troubleshooting Guides:
Includes diagnostic flowcharts and symptom-based troubleshooting.
Torque Specifications:
Provides critical torque values for fasteners across all systems.
Special Instructions:
Highlights safety precautions with WARNING, CAUTION, and NOTE callouts.
Intended User:
Mechanical technicians and knowledgeable DIY enthusiasts.
Engine Type:
Single-cylinder, 4-stroke
Bore X Stroke:
Approx. 74mm x 58mm (specific values to be found within manual)
Cooling Method:
Liquid-cooled (typically, confirmation within manual)
Compression Ratio:
Approx. 11.2:1 (specific values to be found within manual)
Horsepower Est:
Approx. 20-22 HP (actual figures may vary and are in the manual)
Torque Est:
Approx. 19-21 Nm (actual figures may vary and are in the manual)
Fuel Delivery:
Carburetor (likely Mikuni BS30)
Carburetor Type:
Single Downdraft Carburetor (specific model identified in manual)
Ignition System Type:
TCI (Transistor Controlled Ignition) with digital advance
Lubrication Type:
Wet Sump
Oil Capacity Approx:
Approx. 1.7 Liters (refer to manual for exact specification)
Dry Weight Approx:
Approx. 160 kg (353 lbs) (verify exact spec in manual)
Fuel Tank Capacity Approx:
Approx. 10 Liters (2.6 Gallons) (verify exact spec in manual)
Overall Length Approx:
Approx. 1790 mm (70.5 in) (verify exact spec in manual)
Overall Width Approx:
Approx. 1090 mm (42.9 in) (verify exact spec in manual)
Overall Height Approx:
Approx. 1015 mm (40.0 in) (verify exact spec in manual)
Wheelbase Approx:
Approx. 1260 mm (49.6 in) (verify exact spec in manual)
Ground Clearance Approx:
Approx. 220 mm (8.7 in) (verify exact spec in manual)
Seat Height Approx:
Approx. 825 mm (32.5 in) (verify exact spec in manual)
Initial Break In Service:
Typically 10-hour or 100-mile service (refer to manual for specific break-in schedule).
Regular Oil Change Interval:
Every 3000 km (1800 miles) or 6 months, whichever comes first (verify in manual).
Air Filter Cleaning Interval:
Every 600 km (370 miles) or 3 months (refer to manual for specific frequency).
Spark Plug Replacement Interval:
Every 10,000 km (6,000 miles) or 12 months (verify in manual).
Engine Oil Type:
Yamaha's recommended high-quality 4-stroke motorcycle oil, such as Yamalube 4 (e.g., 10W-40 or 20W-50 depending on climate - consult manual).
Coolant Type:
Permanent type antifreeze coolant (50% mixture with distilled water - consult manual).
Brake Fluid Type:
DOT 3 or DOT 4 brake fluid (verify in manual).
Gear Oil Type:
Yamaha's recommended hypoid gear oil (e.g., 80W-90 - consult manual).
Carburetor Gumming:
Can occur with infrequent use or stale fuel, requiring cleaning and adjustment.
Cam Chain Tensioner:
Some models may develop a noisy cam chain tensioner over time, requiring replacement.
Suspension Wear:
Bushings and seals in the suspension can wear, impacting handling.