Target Audience:
Vehicle owners, DIY mechanics, professional technicians
Value Proposition:
Significant savings on service and repair costs compared to dealership service
Accessibility:
Instant download, viewable and printable on common computer operating systems
User Friendliness:
Easy to use, no advanced computer skills required
Durability:
Replaces traditional messy manuals susceptible to wear and tear
Repair Procedures:
All diagnostic and repair procedures covered from A-Z
Estimated Page Count:
Extensive (Specific count not provided, but described as 'complete repair procedures')
Type:
Digital Workshop Repair Manual
Digital Format:
Digital (Viewable and printable)
Engine:
Detailed engine repair, rebuilding, and tuning procedures
Fuel System:
Carburetor system, fuel delivery, and tank servicing
Ignition System:
Ignition timing, spark plug diagnostics, and coil testing
Transmission:
Gearbox inspection, repair, and clutch service
Suspension:
Front and rear suspension component inspection and replacement
Brakes:
Brake system diagnostics, pad and caliper servicing, hydraulic system bleeding
Electrical System:
Wiring diagrams, component testing, charging system, starter motor
Cooling System:
Radiator, fan, and coolant flow diagnostics
Exhaust System:
Muffler and pipe inspection and replacement
Bodywork:
Panel removal and installation, cosmetic repairs
Clutch System:
Clutch lever adjustment, cable maintenance, clutch plate replacement.
Steering:
Steering head bearing inspection and adjustment, fork servicing.
Wheel And Tire:
Tire pressure checks, wheel bearing inspection, spoke tensioning (if applicable).
Maintenance:
Scheduled maintenance, oil changes, filter replacements, lubrication
Troubleshooting:
Diagnostic procedures for common and uncommon issues
Repair:
Step-by-step repair instructions for all major components
Rebuild:
Comprehensive engine and transmission rebuild procedures
Refurbish:
Restoration and refurbishment guidance for components
Wiring Diagrams:
Comprehensive electrical wiring diagrams are essential for electrical system diagnosis.
Diagnostic Capabilities:
Advanced diagnostic procedures and troubleshooting trees
Repair Complexity:
Covers basic to advanced repair and rebuilding tasks
Special Tools:
Identifies and explains the use of required special tools
Torque Specifications:
Detailed torque specifications for critical fasteners are included, vital for engine and chassis integrity.
Digital Format:
Likely PDF or similar, optimized for viewing and printing
Visual Assets:
High quality photos, illustrations, and diagrams
Binding:
N/A (Digital format, printable)
Paper Quality:
N/A (Digital format, user prints as needed)
Engine Type:
Likely a 125cc single-cylinder, four-stroke engine (standard for GF125)
Horsepower:
Specifics not provided, but expected to be in the 8-12 HP range for this class
Torque:
Specifics not provided, but optimized for low-to-mid range torque
Carburetor Type:
Likely a Mikuni or Keihin constant velocity (CV) carburetor, or similar
Bore X Stroke:
Not specified, but typically around 52.4mm x 57.8mm for a 125cc class
Compression Ratio:
Not specified, typically around 9.0:1 to 10.5:1
Oil Type And Capacity:
Requires specific motorcycle engine oil (e.g., SAE 10W-40 API SG or higher) with approximately 1.0-1.2 liter capacity. Manual would detail exact specification.
Wheelbase:
Not specified, but typical for a 125cc sport/naked bike would be around 1350-1400mm
Dry Weight:
Not specified, likely in the 120-140 kg range
Gross Vehicle Weight Rating:
Not specified, but would include vehicle, rider, and cargo capacity
Dashboard:
Analog or digital speedometer, tachometer, fuel gauge, indicator lights. Manual explains their function and troubleshooting.
None:
As a 125cc motorcycle from its era, advanced rider aids are not expected.
None:
No electronic connectivity features expected.
Oil Change Interval:
Typically every 3,000-5,000 km or 6 months, but manual will specify exact interval and conditions.
Spark Plug Replacement:
Interval varies, but typically around 10,000-15,000 km. Manual provides specific recommendations.
Chain Lubrication Adjustment:
Regular checks and lubrication required, often every 500-1000 km. Manual details procedure.
Engine Oil Specification:
SAE 10W-40 API SG or higher recommended. Manual will confirm specific API rating and viscosity based on temperature range.
Brake Fluid Specification:
DOT 4 recommended for hydraulic brake systems. Manual will confirm.
Carburetor Cleaning:
Common maintenance item for carbureted bikes; manual provides detailed cleaning and adjustment procedures.
Electrical Connections:
Corrosion or looseness in electrical connectors can cause issues; manual's wiring diagrams are crucial.
Filter Part Numbers:
Specific part numbers for oil filters, air filters, etc., will be in the manual.
Manufacturer Origin:
Hyosung (part of S&T Motors, now KR Motos) is a South Korean manufacturer
Gf125 Era:
The GF125 was part of Hyosung's offering in the 125cc sportbike/naked bike segment, common in markets like Europe and Asia.
Production Years:
Specific production years not detailed, but likely active from late 1990s to early 2000s.
