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