Market Segment:
Entry-level to intermediate performance sport ATV.
Key Competitors:
Honda TRX250X/EX, Suzuki LT250R/LT-Z250, Kawasaki Mojave 250.
Vehicle Appeal:
Known for its playful handling, torquey two-stroke engine, and affordability, making it a popular choice for recreational riders and as a platform for modification.
Manual Coverage Scope:
Comprehensive front to back, top to bottom coverage.
Estimated Page Count:
N/A (Specific page count not provided in product description, but assumed to be extensive given scope).
Manual Type:
Service and Repair Manual
Format:
PDF (assumed digital download for modern sales, or printed book)
Electrical System Coverage:
Full electrical system diagnostics, wiring diagrams, component testing, and troubleshooting.
Engine Service Coverage:
Complete engine service, including disassembly, inspection, assembly, tuning, and internal component specifications.
Chassis Coverage:
Suspension, steering, brakes, frame, and bodywork repair and adjustment procedures.
Drivetrain Coverage:
Transmission, clutch, and final drive assembly and service.
Maintenance Procedures:
Regular maintenance schedules, fluid changes, filter replacements, lubrication points, and inspections.
Repair Procedures:
Step-by-step repair instructions for all major components and systems.
Troubleshooting Procedures:
Diagnostic charts and common issue resolution guides.
Technical Depth:
Detailed technical specifications, torque values, clearances, and rebuild procedures for advanced users and mechanics.
File Format:
PDF (Portable Document Format)
Print Quality:
High-resolution, printable pages with clear diagrams and text.
Binding Type:
N/A (Digital format, or if printed, typically comb-bound or perfect bound)
Paper Type:
N/A (Digital format, or if printed, typically durable paper suitable for workshop use)
Engine Type:
2-stroke, liquid-cooled, reed-valve, single-cylinder
Displacement:
196cc (approximately)
Bore X Stroke:
Approx. 66.0 mm x 57.0 mm
Compression Ratio:
Approx. 7.1:1 (varies slightly by year/model)
Horsepower:
Approx. 20-25 HP (stock, varies by year)
Torque:
Approx. 15-18 lb-ft (stock, varies by year)
Carburetor:
Mikuni VM26SS (typical, may vary slightly)
Fuel Type:
Unleaded gasoline (minimum 87 octane recommended)
Fuel Mixture:
Pre-mix (50:1 ratio of gasoline to 2-stroke oil for most models)
Ignition System:
CDI (Capacitor Discharge Ignition)
Cooling Method:
Liquid-cooled
Overall Length:
Approx. 68.9 inches (1750 mm)
Overall Width:
Approx. 41.3 inches (1050 mm)
Overall Height:
Approx. 40.9 inches (1040 mm)
Wheelbase:
Approx. 49.2 inches (1250 mm)
Dry Weight:
Approx. 308 lbs (140 kg)
Fuel Capacity:
Approx. 2.4 US gallons (9.0 L)
Ground Clearance:
Approx. 4.4 inches (112 mm)
Safety Ratings:
ATV safety is rider-dependent; emphasis on protective gear and responsible operation.
Front Brake:
Hydraulic disc
Rear Brake:
Hydraulic disc
Handlebars:
Tapered, padded handlebars for control and shock absorption.
Footwells:
Wide, rugged footwells with integrated heel guards for rider stability.
Kill Switch:
Handlebar-mounted emergency engine kill switch.
Oil Change Interval:
Refer to manual; typically every 20-30 operating hours or annually for gearbox oil.
Air Filter Cleaning:
As needed, depending on operating conditions (frequent cleaning recommended in dusty environments).
Spark Plug Replacement:
Refer to manual; typically every 100-200 operating hours or annually.
Engine Oil Type:
Yamalube 2-stroke oil or equivalent API-TC, JASO FD certified oil.
Gearbox Oil Type:
Yamalube Gear Oil, SAE 80 or equivalent API GL-4 gear oil.
Coolant Type:
Yamaha-specified coolant or a high-quality, permanent type antifreeze (ethylene glycol based) mixed 50/50 with distilled water.
Common Wear Item 1:
Carburetor issues (clogging, jet wear) due to fuel quality and 2-stroke nature.
Common Wear Item 2:
Clutch wear (friction plates) with heavy use or aggressive riding.
Common Wear Item 3:
Rear axle bearings and seals, especially if regularly submerged or exposed to dirt/water.
Common Wear Item 4:
Top-end wear (piston, rings, cylinder) if not properly maintained or if run lean.
Common Wear Item 5:
Electrical connectors can corrode over time, affecting lighting or ignition.