Category:
        
        
            Sport ATV / All-Terrain Vehicle
        
     
    
        
            Target Demographic:
        
        
            Recreational riders, beginner to intermediate ATV enthusiasts
        
     
    
    
        
            Competitors:
        
        
            Honda TRX250R/EX, Suzuki LT250R/LT-Z250, Kawasaki Mojave 250
        
     
    
    
        
            Value Proposition:
        
        
            Accessible performance, reliable Yamaha engineering, widespread parts availability
        
     
    
        
            Distinguishing Factors:
        
        
            Torquey two-stroke engine, lightweight chassis, user-friendly operation for its class
        
     
 
    
    
    
        
            Primary Focus:
        
        
            Service, Repair, Maintenance, Troubleshooting
        
     
    
        
            Target Audience:
        
        
            Dealership Technicians, DIY Mechanics
        
     
    
    
        
            Estimated Pages:
        
        
            Extensive (Specific count not provided in product info, but typical for comprehensive service manuals)
        
     
    
    
        
            Type:
        
        
            Service Shop Manual / Repair Manual
        
     
    
    
    
    
 
    
    
    
        
            Powertrain:
        
        
            Engine, Carburetion, Ignition, Lubrication, Cooling, Exhaust
        
     
    
        
            Drivetrain:
        
        
            Transmission, Clutch, Drive Chain, Sprockets, Axles
        
     
    
        
            Chassis:
        
        
            Frame, Suspension (Front and Rear), Steering, Wheels, Tires
        
     
    
        
            Brakes:
        
        
            Front and Rear Brake Systems (Hydraulic/Mechanical Components, Pads, Rotors/Drums)
        
     
    
        
            Electrical:
        
        
            Wiring Harness, Lighting, Battery, Charging System, Ignition System Components, Sensors, Switches
        
     
    
        
            Bodywork:
        
        
            Body Panels, Fenders, Seat, Handlebars, Controls
        
     
    
    
        
            Maintenance:
        
        
            Oil Changes, Filter Replacements, Spark Plug Service, Chain Adjustment, Brake Adjustments, Air Filter Cleaning/Replacement, Carburetor Cleaning/Adjustment
        
     
    
        
            Troubleshooting:
        
        
            Diagnostic Flowcharts, Symptom-Based Troubleshooting for Mechanical and Electrical Issues
        
     
    
        
            Repair:
        
        
            Engine Rebuilds, Transmission Overhaul, Suspension Component Replacement, Brake System Repair, Electrical Component Diagnosis and Replacement
        
     
    
        
            Specifications:
        
        
            Torque Specifications, Clearances, Gap Settings, Fluid Capacities
        
     
    
    
        
            Depth:
        
        
            Comprehensive, covering from basic maintenance to full engine and drivetrain rebuilds
        
     
 
    
    
    
        
            Type:
        
        
            2-Stroke, Reed Valve, Liquid-Cooled
        
     
    
        
            Displacement:
        
        
            196 cc (12.0 cu in)
        
     
    
        
            Bore X Stroke:
        
        
            66.0 mm x 57.0 mm (2.60 in x 2.24 in)
        
     
    
    
        
            Carburetion:
        
        
            Mikuni VM26SS (typical, variations may exist)
        
     
    
        
            Ignition:
        
        
            CDI (Capacitor Discharge Ignition)
        
     
    
    
        
            Horsepower Approximate:
        
        
            Approx. 17-20 HP (varies by year and tuning)
        
     
    
        
            Torque Approximate:
        
        
            Approx. 15-18 lb-ft (varies by year and tuning)
        
     
    
    
        
            Fuel Type:
        
        
            Unleaded gasoline (87 octane minimum recommended)
        
     
    
        
            Oil Mixture:
        
        
            Pre-mix 2-stroke oil and gasoline (typically 50:1 or 20:1 depending on oil type and manufacturer recommendations)
        
     
    
        
            Fuel Tank Capacity:
        
        
            Approx. 2.0 US gallons (7.7 Liters)
        
     
 
    
    
    
        
            Type:
        
        
            5-Speed Manual with Reverse
        
     
    
    
        
            Optional Transmission:
        
        
            N/A (All models utilize the 5-speed manual)
        
     
    
    
        
            Drive System:
        
        
            Shaft drive (to rear axle) with manual clutch
        
     
    
        
            Gear Ratios:
        
        
            Specific ratios detailed in manual
        
     
    
        
            Clutch Type:
        
        
            Wet, multi-plate manual clutch
        
     
 
    
    
    
        
            Length:
        
        
            Approx. 67.1 in (1705 mm)
        
     
    
        
            Width:
        
        
            Approx. 44.9 in (1140 mm)
        
     
    
        
            Height:
        
        
            Approx. 42.3 in (1075 mm)
        
     
    
        
            Wheelbase:
        
        
            Approx. 47.2 in (1200 mm)
        
     
    
    
        
            Dry Weight:
        
        
            Approx. 310 lbs (141 kg)
        
     
    
        
            Curb Weight:
        
        
            Approx. 324 lbs (147 kg)
        
     
    
    
        
            Front Tire Size:
        
        
            AT20x7-10 (or similar)
        
     
    
        
            Rear Tire Size:
        
        
            AT20x10-9 (or similar)
        
     
    
    
        
            Wheel Type:
        
        
            Aluminum Alloy or Steel
        
     
    
        
            Wheel Bolt Pattern:
        
        
            N/A (typically hub-mounted on ATVs)
        
     
 
    
    
    
        
            Atv Safety Considerations:
        
        
            Designed for experienced riders, requires protective gear, operation on suitable terrain only
        
     
    
    
        
            Braking System:
        
        
            Hydraulic disc front brakes, mechanical drum or hydraulic disc rear brake (varies by year)
        
     
    
    
        
            Handlebar Design:
        
        
            Grip-style throttle, standard hand brake levers
        
     
 
    
    
    
        
            Engine Oil Change:
        
        
            Every 1000 km or 6 months (refer to manual for exact, includes transmission oil)
        
     
    
        
            Spark Plug Service:
        
        
            Every 2000 km or 1 year
        
     
    
        
            Air Filter Cleaning:
        
        
            Every 500 km or as needed in dusty conditions
        
     
    
        
            Drive Chain Lubrication Adjustment:
        
        
            Every 300 km or as needed
        
     
    
    
        
            Engine Oil Type:
        
        
            Yamalube 2-Stroke or equivalent (pre-mix)
        
     
    
        
            Transmission Fluid:
        
        
            Yamaha Motorcycle Gear Oil or equivalent (API GL-4, SAE 80W-90)
        
     
    
        
            Coolant Type:
        
        
            Yamaha All-Weather Coolant or equivalent (ethylene glycol based)
        
     
    
    
        
            Common Wear Items:
        
        
            Clutch plates, wheel bearings, steering stem bearings, brake pads, carburetor jets (due to fuel variations)
        
     
    
        
            Two Stroke Specifics:
        
        
            Carburetor tuning, exhaust pipe packing, reed valve wear, proper fuel/oil mixture is critical
        
     
    
        
            Electrical Quirks:
        
        
            Stator or CDI unit failure can occur with age; wiring harness integrity should be checked
        
     
 
    
    
    
        
            Manufacturer:
        
        
            Yamaha Motor Corporation
        
     
    
        
            Brand Reputation:
        
        
            Renowned for reliable engines, performance, and innovation in powersports
        
     
    
    
    
        
            Major Updates:
        
        
            Minor cosmetic updates and potential carburetor/jetting changes over production run. Generally consistent mechanical platform.
        
     
    
    
        
            Production Continuation:
        
        
            Produced from 1988 to 2006, indicating a long and successful product lifecycle