Target Audience:
Hyosung GT125 Comet and GT250 Comet owners, independent repair shops, DIY enthusiasts
Value Proposition:
Enables owners to perform their own servicing and repairs, saving thousands on labor costs and providing deep understanding of their vehicle.
Manual Quality:
Professional quality, specific to the model, dealer/mechanic equivalent
Content Scope:
A-Z repair coverage, detailed diagrams, all models and engine types for the specified year.
Delivery Method:
Instant digital download upon payment.
Usability:
Easy layout format, simple to use like opening an email.
Engine Coverage:
Mechanical & Electrical (A-Z)
Repair Coverage:
All repairs A-Z
Model Coverage:
All models of GT125 Comet and GT250 Comet for the stated year and all engine types
Estimated Pages:
Extensive (A-Z coverage implies a comprehensive document, specific page count not provided but expected to be high)
Type:
Workshop Service Repair Manual
Language:
English (Implied by product description and common industry practice)
Format:
Digital (PDF, Super Fast Download Delivery)
Engine Systems:
Engine Removal/Installation, Cylinder Head/Valve Train, Engine Block, Engine Lubrication, Intake Manifold/Exhaust System, Cooling and Heating, Fuel and Emissions, Ignition, Engine Repair, Valve Timing Procedures, Chain & Gear Replacement
Drivetrain Systems:
Transaxle, Clutch, Manual Transmission, Differential, Driveshaft
Chassis Systems:
Steering, Suspension, Brakes (including ABS)
Electrical Systems:
Electrical (including SRS), Wiring Diagrams, Supplemental Restraint System (SRS)
Comfort Systems:
Heater and Air Conditioning, Automatic Climate Control
Routine Maintenance:
Included
Diagnostics:
Implied by A-Z repair coverage and troubleshooting focus
Troubleshooting:
Implied by A-Z repair coverage
General Instructions:
General Removal & Installation Instructions
Safety:
Safety Precautions
Special Tools:
Special Tools
Timing Procedures:
Valve Timing Instructions, Timing Marks, Chain Routing & Sprocket/Gear Valve Timing Marks
Tensioner Procedures:
Tensioner Adjustments, Tensioner Release & Reset Methods
Depth:
Comprehensive (Covers all repairs A-Z, mechanical and electrical, detailed pictures and diagrams)
Compatibility:
PC/MAC computers running Windows (XP, NT, 2000, Vista, Windows 7, etc.)
Searchability:
Likely searchable text within PDF (standard for professional manuals)
Printability:
All pages are printable
Image Quality:
Tons of detailed pictures & diagrams included
Type:
Digital (No physical binding)
Type:
Digital (No physical paper type)
Usage Rights:
Use it as many times as you like, never time out or expire
Engine Variants:
125cc and 250cc (Implied by GT125 and GT250)
Horsepower:
Specifics not provided, but the manual would detail these for both 125cc and 250cc variants.
Torque:
Specifics not provided, but the manual would detail these for both 125cc and 250cc variants.
Fuel Delivery:
Carbureted or Fuel Injection (The manual would specify for each model/variant, covering relevant systems like fuel pumps, injectors, carburetors, etc.)
Cylinder Configuration:
Likely V-twin (common for Hyosung GT series, manual would confirm and detail specifics).
Cooling System:
Liquid-cooled (Common for this class of motorcycle, manual will detail radiator, coolant, fan, etc.)
Type:
Manual Transmission (Explicitly stated in coverage areas)
Gear Count:
Likely 5 or 6 speeds (Manual will provide exact ratios and operational details).
Clutch Type:
Wet multi-plate (Typical for sportbikes, manual will detail operation and maintenance).
Transmission Oil:
The manual will specify the correct type and grade of transmission oil, likely a dedicated motorcycle gear oil or API GL-4/GL-5 if applicable, and capacity.
Overall Length:
Specifics not provided; manual will contain detailed chassis dimensions.
Overall Width:
Specifics not provided; manual will contain detailed chassis dimensions.
Seat Height:
Specifics not provided; manual will contain detailed chassis dimensions.
Dry Weight:
Specifics not provided; manual will contain detailed weight specifications for both models.
Curb Weight:
Specifics not provided; manual will contain detailed weight specifications for both models.
Wheel Base:
Specifics not provided; manual will contain detailed chassis dimensions.
Tire Sizes:
The manual will specify the approved front and rear tire sizes (e.g., 110/70-17 front, 150/70-17 rear, common for this class) and recommended pressures.
Wheel Bolt Pattern:
Not applicable for motorcycles, but wheel bearing specifications and torque values for axle nuts will be detailed.
Crash Test Results:
Not applicable to motorcycles in the same manner as cars; however, the manual covers safety precautions and SRS system information.
Braking System:
Brakes (including ABS) - the manual will detail operation, maintenance, fluid specifications (DOT 3/4), and bleeding procedures for both standard and ABS equipped models.
Restraint System:
Supplemental Restraint System (SRS) - While uncommon on motorcycles of this era, if present (e.g., in advanced racing variants or special editions), the manual covers its electrical system and diagnostics.
Lighting System:
The manual covers the electrical system including headlights, taillights, turn signals, and associated wiring for proper function and safety.
Audio System:
Not applicable to this motorcycle model.
ABS:
Anti-lock Braking System (ABS) is mentioned as covered, indicating it's an available feature for some models/trims, and the manual will detail its operation and maintenance.
Bluetooth Integration:
Not applicable to this motorcycle model.
Dashboard:
The manual will cover the instrument cluster, including speedometer, tachometer, fuel gauge, indicator lights, and their diagnostic procedures.
Oil Change Interval:
The manual will specify the recommended mileage or time interval for engine oil and filter changes (e.g., every 3,000-5,000 km or 6-12 months).
Spark Plug Replacement:
The manual will outline the service interval for spark plug inspection and replacement.
Brake Fluid Flush:
The manual will provide the recommended interval for flushing and replacing brake fluid to maintain braking performance.
Engine Oil Type:
The manual will specify the viscosity grade (e.g., 10W-40) and API service classification (e.g., SG, SH, SJ) for engine oil. It will also specify oil capacity.
Coolant Type:
The manual will specify the type of coolant (e.g., ethylene glycol-based antifreeze) and the correct mixture ratio with distilled water.
Brake Fluid Type:
The manual will specify the required DOT standard for brake fluid (e.g., DOT 4).
Common Wear Items:
As an expert, common wear items for motorcycles of this era and type include chain and sprockets, brake pads, tires, fork seals, and clutch plates. The manual will detail inspection and replacement procedures for all these components.
Electrical Gremlins:
Older motorcycles can sometimes develop issues with wiring harness integrity or regulator/rectifier units. The comprehensive electrical diagrams in the manual would be crucial for diagnosing such problems.
Manufacturer:
Hyosung (KMZ) is a South Korean manufacturer with a history of producing motorcycles, often for various markets under different brands or for OEM supply.
Gt Series Development:
The GT Comet series represents Hyosung's entry into the sportbike segment, with the GT125 and GT250 serving as accessible entry-level models in various global markets, often featuring V-twin engines.
Manufacturing Location:
South Korea
Model Era:
Early 2000s sportbike segment, competing with other manufacturers' entry-level sportbikes.
