Segment:
Mid-size utility ATV
Target User:
Hunters, recreational riders, utility users requiring reliable 4WD performance.
Competitors:
Honda Foreman, Suzuki KingQuad, Polaris Sportsman.
Feature 1:
Independent Rear Suspension (IRS) for improved ride comfort and traction.
Feature 2:
Selectable 4WD with a confined slip front differential for enhanced off-road capability.
Feature 3:
Hunter edition typically includes features like enhanced tires, camouflage paint options, and a winch.
Quality:
Highest quality Yamaha manual available, computer-generated for clarity and detail.
Engine:
Detailed diagnostics, disassembly, assembly, timing, valve adjustment, carburetor overhaul, cooling system, lubrication system.
Transmission:
Automatic transmission (CVT) disassembly, inspection, repair, lubrication, clutch assembly, torque converter.
Drivetrain:
4WD system operation, front differential, rear differential, driveshafts, U-joints, CV joints, maintenance of drive components.
Suspension:
Independent Rear Suspension (IRS) details, front and rear shock absorbers, springs, bushings, alignment procedures.
Brakes:
Hydraulic brake system diagnostics, front and rear disc brake caliper overhaul, master cylinder, brake lines, bleeding procedures.
Electrical:
Stator, ignition system, starter motor, battery charging system, lighting circuits, wiring diagrams, troubleshooting electrical faults, CDI unit.
Fuel System:
Carburetor (Mikuni BSR33) specifications, jetting, float adjustment, fuel pump, fuel lines, fuel filter replacement.
Cooling System:
Radiator, fan operation, coolant types and capacities, thermostat, water pump inspection and repair.
Frame And Body:
Chassis components, body panels, fenders, seat, handlebars, rack removal and installation.
Maintenance:
Regular scheduled maintenance, oil changes, filter replacements, spark plug service, air filter cleaning, lubrication points.
Troubleshooting:
Diagnostic flowcharts for common problems, symptom-based troubleshooting guides.
Repair:
Step-by-step instructions for component removal, repair, and reinstallation for all major systems.
Overhaul:
Complete engine rebuild procedures, transmission rebuild, differential service.
Adjustments:
Carburetor adjustment, valve clearance adjustment, throttle cable adjustment, brake lever adjustment.
Torque Specifications:
Precise torque values for all critical fasteners and bolts across all systems.
Depth:
Comprehensive, covering from basic user maintenance to complete mechanical overhauls and advanced diagnostics.
Engine Type:
Four-stroke, SOHC, single-cylinder
Bore X Stroke:
83.0 mm x 64.5 mm
Cooling System:
Liquid-cooled
Horsepower Estimated:
Approx. 21 HP @ 6,000 RPM
Torque Estimated:
Approx. 20 lb-ft @ 4,500 RPM
Fuel Delivery:
Mikuni BSR33 carburetor
Fuel Type:
Unleaded gasoline, 87 octane (minimum)
Ignition System:
CDI (Capacitor Discharge Ignition)
Oil Type Recommended:
Yamalube 4G SAE 10W-40 or equivalent API SG or higher, JASO MA certified
Engine Oil Capacity W Filter:
2.30 L (2.4 US qt)
Atv Safety:
Standard ATV safety precautions apply; always wear a helmet and protective gear.
Braking System:
Hydraulic disc brakes front and rear, with parking brake mechanism.
Lighting:
Dual 30W halogen headlights, 8W tail/stop light.
Ergonomics:
Comfortable seating position, intuitive controls.
Frame Construction:
Durable steel frame designed for rugged terrain.
Engine Oil Change:
Every 1,000 km (600 miles) or 6 months.
Air Filter Cleaning:
Every 300 km (200 miles) or 3 months, or more often in dusty conditions.
Spark Plug Check:
Every 1,000 km (600 miles) or 6 months.
Valve Clearance Check:
Every 2,000 km (1,200 miles) or 12 months.
Brake Fluid Check:
Inspect every 6 months, replace every 2 years.
Coolant Type:
Yamaha Genuine All Weather Coolant (or equivalent ethylene glycol-based coolant, 50/50 mix with distilled water).
Coolant Capacity:
1.65 L (1.7 US qt)
Brake Fluid Type:
DOT 3 or DOT 4 hydraulic brake fluid.
Common Wear Item:
CVT belt wear, requiring inspection and replacement based on mileage or symptoms of slippage.
Carburetor Tuning:
Carburetor may require occasional cleaning or adjustment for optimal performance, especially after extended storage or in varied altitudes.
4Wd Actuation:
Regularly check and lubricate the 4WD engagement mechanism for smooth operation.