Segment:
High-performance, utility-focused ATV.
Target Audience:
Enthusiasts, recreational riders, and those utilizing ATVs for work or sport in demanding conditions.
Competitors:
Honda Foreman/Rancher, Polaris Sportsman, Can-Am Outlander, Kawasaki Brute Force.
Powerplant:
Known for its powerful and reliable 700cc liquid-cooled engine.
Drivetrain:
Features Yamaha's Ultramatic® automatic transmission and On-Command® 4WD system with differential lock.
Suspension:
Independent front and rear suspension for superior ride comfort and handling.
Eps:
Many models equipped with Electric Power Steering (EPS) for reduced steering effort and improved control.
Engine:
Complete engine disassembly, assembly, diagnostics, and overhaul of all internal and external components.
Fuel System:
Fuel injection system, fuel pump, injectors, fuel filter, fuel tank, and related lines. Includes EFI system diagnostics.
Cooling System:
Radiator, cooling fan, water pump, thermostat, coolant hoses, and fluid specifications.
Exhaust System:
Muffler, exhaust pipes, gaskets, and heat shields.
Transmission Drivetrain:
Automatic transmission (Ultramatic), CVT operation, gear ratios, maintenance, and repair of drive shafts, differentials (front and rear), and axles.
Suspension:
Front and rear suspension systems, shock absorbers, springs, control arms, bushings, and adjustment procedures.
Steering:
Handlebar assembly, steering shaft, tie rods, steering knuckles, and power steering system (EPS - Electric Power Steering) diagnostics and repair.
Brakes:
Hydraulic brake system, brake calipers, master cylinders, brake lines, brake pads, rotors, bleeding procedures, and parking brake.
Electrical System:
Wiring diagrams, charging system (stator, regulator/rectifier), battery, starter motor, ignition system, lighting, and accessory circuits.
Bodywork Chassis:
Frame inspection, body panels, fenders, rack systems, seat, and other external components.
Wheels Tires:
Tire pressure recommendations, wheel removal/installation, and lug nut torque specifications.
Routine Maintenance:
Oil changes, filter replacements, spark plug inspection/replacement, air filter cleaning/replacement, lubrication points, and fluid checks.
Troubleshooting:
Diagnostic procedures for common issues, fault codes (if applicable), and symptom-based troubleshooting guides.
Major Repairs:
Engine rebuilds, transmission overhauls, suspension component replacement, and electrical system repairs.
Component Disassembly Assembly:
Step-by-step instructions for removing and installing all major components.
Technical Specifications:
Torque values, clearances, fluid capacities, and other critical measurements.
Wiring Diagrams:
Detailed electrical schematics for accurate diagnosis and repair of electrical faults.
Depth:
Comprehensive from basic maintenance to full engine and transmission rebuilds, including advanced diagnostics.
Type:
4-stroke, liquid-cooled, DOHC, 4-valve single-cylinder
Bore X Stroke:
100.0 mm x 83.9 mm
Horsepower Approximate:
Approx. 45-50 hp (Varies by region and specific tuning)
Torque Approximate:
Approx. 40-45 lb-ft (Varies by region and specific tuning)
Induction:
Electronic Fuel Injection (EFI) with dual throttle valve (YCC-T - Yamaha Chip Controlled Throttle)
Fuel Type:
Unleaded gasoline, minimum 87 octane
Type:
Digital TCI (Transistor Controlled Ignition) with electric start.
System:
Wet sump, forced lubrication with oil cooler.
Atv Safety Standards:
Designed to meet ANSI/SVIA 1-2010 requirements.
Engine Braking:
Crucial for controlled descents and reducing brake wear.
4Wd System:
On-Command® 2WD/4WD with differential lock enhances traction in challenging terrain.
Eps:
Electric Power Steering reduces rider fatigue and improves control, especially at lower speeds or over rough terrain.
Ergonomics:
Designed for rider comfort and control, reducing fatigue on long rides.
Lighting:
Dual 30W halogen headlights plus a 60W/55W halogen projector beam handlebar-mounted headlight for excellent visibility.
Guarding:
Adequate guards for drivetrain and body components against trail debris.
Display Features:
Digital LCD meter displaying speedometer, odometer, trip meters, fuel gauge, clock, 4WD/2WD indicator, and transmission gear indicator.
Eps:
Electric Power Steering (standard on many models) assists steering, reducing rider fatigue and improving handling precision.
Engine Management:
Yamaha Chip Controlled Throttle (YCC-T) for precise engine response and fuel mapping via EFI.
Accessory Power:
Typically includes a DC outlet for powering accessories.
Engine Oil Change:
First 10 hours/1 month, then every 30 hours/6 months. Severe use may require more frequent changes.
Oil Filter Replacement:
At first 10 hours/1 month, then every 30 hours/6 months. Check manual for specific filter part number.
Air Filter Cleaning:
Check every 15 hours/3 months. Clean as needed. Replace if damaged.
Spark Plug Inspection:
Inspect every 30 hours/6 months. Replace as needed. Recommended plug: NGK CR7E or equivalent.
Throttle Cable Inspection:
Inspect every 15 hours/3 months.
Brake Fluid Level Check:
Check every 15 hours/3 months. Use DOT 3 brake fluid.
Engine Oil:
Yamalube 4-stroke motorcycle oil, SAE 10W-40, API SG or higher, JASO MA compliant. Capacity approx. 2.3 L (2.4 US qt).
Gear Oil:
Yamalube Hypoid Gear Oil SAE 80W-90 API GL-4. Front differential capacity: approx. 0.42 L (0.44 US qt). Rear differential capacity: approx. 0.25 L (0.26 US qt).
Coolant:
High-quality ethylene glycol-based antifreeze/coolant with a 50/50 mix of water. Capacity approx. 2.0 L (2.1 US qt).
Brake Fluid:
DOT 3 brake fluid.
Wiring Harness Chafing:
In some cases, wiring harnesses can chafe against the frame or other components, leading to electrical issues. The manual provides routing and inspection procedures.
Efi Sensor Calibration:
The EFI system relies on various sensors; the manual details diagnostic procedures for sensor calibration and replacement.
Suspension Wear:
Like any off-road vehicle, suspension bushings and ball joints can wear over time. The manual outlines inspection and replacement steps.
