Vehicle Segment:
Entry-to-mid level sport/utility ATV.
Target Audience:
Recreational riders, utility users, and those seeking a reliable and capable ATV.
Competitors:
Honda TRX300/350, Suzuki LT-F300 King Quad, Kawasaki Bayou 300.
Powertrain Layout:
Shaft drive, selectable 2WD/4WD (depending on exact sub-model).
Suspension Type:
Independent front suspension, swingarm rear suspension.
Braking System:
Hydraulic disc brakes front and rear.
Engine:
Complete engine overhaul, diagnosis, troubleshooting, tuning, and repair.
Transmission:
Inspection, adjustment, repair, and rebuild procedures for the transmission and clutch system.
Drivetrain:
Front and rear differential, driveshafts, axle boots, and wheel bearings.
Suspension:
Front and rear suspension components, shocks, springs, bushings, and alignment.
Brakes:
Brake system diagnosis, repair, fluid replacement, caliper and master cylinder service.
Electrical System:
Wiring diagrams, battery, ignition system, lighting, charging system, and starter motor.
Fuel System:
Carburetor identification, cleaning, adjustment, fuel pump, and fuel tank service.
Cooling System:
Radiator, fan, hoses, thermostat, and coolant replacement.
Exhaust System:
Muffler, exhaust pipe inspection and replacement.
Frame And Body:
Chassis inspection, body panel removal/installation, seat, handlebars, and fenders.
Controls:
Throttle, brake, and shifter cable adjustment and replacement.
Lubrication:
Grease points, oil change procedures, and recommended lubricants.
Maintenance:
Routine maintenance tasks such as oil changes, filter replacements, and lubrication schedules.
Troubleshooting:
Diagnostic flowcharts and common problem solutions for various systems.
Repair:
Detailed step-by-step instructions for component repair and replacement.
Rebuild:
Comprehensive instructions for rebuilding major components like the engine and transmission.
Inspection:
Procedures for inspecting critical components for wear, damage, and proper function.
Adjustment:
Precise instructions for adjusting various systems, including carburetors, brakes, and clutches.
Depth Level:
Factory-level diagnostic and repair procedures.
Diagnostic Tools:
Mentions required special tools and diagnostic equipment.
Torque Specifications:
Detailed torque specifications for all critical fasteners.
Clearances:
Engine and component clearances for proper assembly.
Engine Type:
4-stroke, SOHC, air-cooled.
Bore X Stroke:
83.0 mm x 64.5 mm
Valve Train:
SOHC, 2 valves per cylinder.
Horsepower Estimate:
Approx. 20-23 HP (at flywheel)
Torque Estimate:
Approx. 20-22 lb-ft (at flywheel)
Carburetor Type:
Mikuni BSR33 (single)
Fuel Capacity:
3.2 gal (12 L)
Fuel Type:
Unleaded gasoline, 87 octane or higher.
Safety Standards:
Complies with ANSI/SVIA 1-2001 and B71.1-2003 standards.
Braking System Type:
Dual hydraulic disc front brakes, single hydraulic disc rear brake.
Parking Brake:
Mechanical parking brake on rear caliper.
Lighting:
Dual 30W halogen headlights, 5W brake/taillight.
Handlebars:
Large diameter handlebars with protective padding.
Footwells:
Wide, rugged floorboards with cleated foot grips.
Engine Oil Change:
Every 100 hours or 1 year, whichever comes first. (Refer to manual for specifics).
Air Filter Cleaning:
Inspect every 20 hours, clean every 40 hours or annually. (Refer to manual for specifics).
Spark Plug Replacement:
Inspect every 100 hours or 1 year, replace as needed. (Refer to manual for specifics).
Brake Fluid Flush:
Every 2 years or as needed. (Refer to manual for specifics).
Engine Oil Type:
Yamalube 4 (or equivalent 10W-40 API SG or higher).
Engine Oil Capacity:
1.90 US qt (1.8 L) / 2.20 US qt (2.1 L) with filter change. (Refer to manual for exact capacity).
Gear Oil Type:
Yamaha Gear Oil (or equivalent SAE 80 hypoid gear oil).
Brake Fluid Type:
DOT 3 or DOT 4 hydraulic brake fluid.
Common Wear Items:
Brake pads, wheel bearings, bushings, and tie rod ends are common wear items.
Carburetor Issues:
Carburetors can sometimes become clogged with fuel varnish if the ATV sits for extended periods without fuel stabilizer.
Electrical Connections:
Ensure all electrical connections are clean and secure to prevent intermittent issues.
