2002-2007 Hyosung RT 125 Karion Service Manual

Covers specifications, repair procedures, and detailed diagrams for the Hyosung RT 125 Karion. Includes maintenance schedules and troubleshooting tips. Ref: 99000-94610.

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Technical Safety Notice
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This official OEM document is intended for professional technicians and skilled operators. Performing service on mechanical equipment involves inherent risks. By purchasing, you acknowledge that RepairLoader provides original manufacturer data for informational purposes. Always prioritize safety: use correct tools, wear protective gear, and consult a certified professional if you are uncertain of any procedure.

Hyosung Models Covered & Key Technical Specifications

Models: Hyosung RT 125 Karion
Sub-models / Variants: 2WD
Trade Names: Karion
Build Years: 2002–2007
Serial Numbers: RT125 000001–
Technical Data:

  • Engine displacement: 124.5 cc
  • Engine type: Four-stroke, SOHC, single-cylinder
  • Idle speed: 1,450 ± 50 rpm
  • Transmission: 5-speed constant mesh
  • Fuel system: Piston valve carburetor (PD 18 F)
  • Front tire size: 130/80-18 66P
  • Rear tire size: 180/80-14M/C 78P
  • Front fork oil: TELLUS #22
  • Spark plug: C8EH-9
  • Battery: 12V 6Ah
Technical Specifications
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Document Number / Seller:
24008 / Linda Phillips
File Size:
5.49 MB
File Type:
PDF
Language:
English
Pages:
162
Printable:
Yes
Category:
Motorcycle
Last updated / verified
Jun 11, 2026

Hyosung Manual Features & Content Preview

2002–2007 Hyosung RT 125 Karion Technical Documentation

  • Built for owners and professional workshops servicing the 2002–2007 Hyosung RT 125 Karion motorcycle variants
  • Original OEM publication P/N 99000-94610, 2002 edition
  • Contains 82 technical specifications, 53 exploded-view diagrams, and 12 system-specific component tables
  • File downloads to your account within seconds of checkout
  • Page spreads stay legible when printed at original size
  • Fully indexed PDF search covers every engine and electrical chapter
  • Detailed chassis and suspension maintenance data including tire pressure and brake fluid specifications
  • This official service publication provides the factory-authorized diagnostic and assembly data for the 124.5 cc four-stroke engine series

Engine and Maintenance Scope

This factory service publication provides technical summaries for the 2002–2007 Hyosung RT 125 Karion. Maintenance chapters detail fluid service schedules for engine oil, coolant, and brake systems, providing capacity specifications and interval recommendations for maintaining engine longevity. Detailed sections document the disassembly, inspection, and reassembly of the four-stroke SOHC engine, including valve clearance parameters, compression pressure limits, and timing diagrams for the 124.5 cc power unit. The documentation is intended for qualified mechanics and includes safety precautions for fuel handling and electrical system testing.

Electrical and Specification Highlights

Technical data previews include transmission gear ratios, final reduction values, and front fork oil levels. Electrical system documentation provides reference resistance values for the magneto and CDI ignition units, along with standard charging voltage parameters. Battery voltage charging guidelines are provided to assist with diagnostic checks of the 12V 6Ah system. Torque values for critical fasteners, such as cylinder head nuts, engine mounting bolts, and oil drain plugs, are listed across the engine assembly chapters. The official 162-page Hyosung RT 125 Karion service manual covers the 2002–2007 model range, providing comprehensive engine, chassis, and electrical specifications for the Karion build.

Manual FAQ, Purchase & Download Details

What content is included in the Hyosung RT 125 Karion Service Manual 2002-2007? keyboard_arrow_down

162-page PDF document covers the Hyosung RT 125 Karion from 2002 to 2007 and includes sections on general information, periodic maintenance, engine, fuel system, electrical system, and chassis.

Does this service manual provide specification tables for the motorcycle? keyboard_arrow_down

Document contains specification tables for dimensions, engine displacement, transmission gear ratios, chassis components, electrical values, and fluid capacities.

Are wiring diagrams or electrical reference values included in the electrical system chapter? keyboard_arrow_down

Electrical system section includes references to battery ignition (CDI), fuse ratings, ignition timing specifications, and resistance values for components like the pick-up coil and charging coil.

Does the manual provide exploded views for the engine or chassis? keyboard_arrow_down

Document features exploded view illustrations for various systems, including the rear brake and internal engine components, to assist with identification of parts.

What information regarding engine maintenance intervals and specifications is shown? keyboard_arrow_down

Periodic maintenance charts and specification sections list recommended intervals for oil changes, spark plug service, valve clearance, and tightening torque ranges for various fasteners.

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