Segment:
Sport-oriented 125cc motorcycle, competing in the entry-level sportbike and commuter motorcycle segments.
Key Competitors:
Models from manufacturers like Yamaha (YZF-R125, MT-125), Honda (CBR125R), KTM (RC125, Duke 125), Suzuki (GSX-R125), and other Asian brands offering similar displacement sport or naked bikes.
Design Philosophy:
Aims to provide a sporty riding experience with aggressive styling, agile handling, and a focus on performance within the 125cc class.
Manual Value Proposition:
Essential for owners and technicians to maintain, troubleshoot, and repair the Daelim VJF125 Roadsport/Roadwin R efficiently, ensuring optimal performance and longevity.
Primary Coverage:
Comprehensive service, repair, and maintenance for Daelim VJF125 Roadsport and Roadwin R models.
Estimated Page Count:
Variable, typical for workshop manuals of this scope often range from 200-400 pages, but exact count not specified in product info.
Type:
Workshop Service Repair Manual
Language:
Likely English (common for export/international markets), specific language not confirmed in product info.
Engine And Drivetrain:
Engine disassembly, assembly, inspection, maintenance, troubleshooting (124cc 1-cylinder, 4-cycle, liquid-cooled, DOHC), lubrication system, fuel system ( carburetion or EFI, depending on specific sub-model variant), cooling system.
Chassis And Suspension:
Frame, front fork, rear shock absorber, swingarm, wheel bearings, steering system.
Brakes And Wheels:
Brake system (front and rear calipers, master cylinders, brake lines, fluid), wheel and tire service, rim inspection.
Electrical System:
Ignition system, lighting, starter motor, battery, charging system, wiring diagrams, fuses.
Bodywork And Controls:
Fairings, body panels, seat, handlebars, levers, cables, footpegs, exterior parts.
Scheduled Maintenance:
Oil changes, filter replacements, chain adjustment, spark plug inspection/replacement, coolant checks, brake fluid replacement, valve clearance checks.
Routine Inspections:
Pre-ride checks, fluid level inspections, tire pressure checks, brake pad wear checks, chain slack checks.
Adjustments:
Carburetor idle speed and mixture (if applicable), clutch free play, throttle cable, chain tension, brake levers.
Troubleshooting:
Diagnostic procedures for common engine, electrical, and chassis issues.
Disassembly And Reassembly:
Detailed step-by-step instructions for major component removal, overhaul, and reinstallation.
Depth Of Information:
Comprehensive, covering everything from basic maintenance to advanced engine rebuilds and troubleshooting. Includes torque specifications, clearance measurements, and diagnostic flowcharts.
Searchable:
Typically PDF manuals are searchable, allowing users to quickly find specific information.
Printability:
Designed for digital viewing and can be printed. Quality of print depends on the user's printer.
Binding Format For Download:
Not applicable for PDF download, but typically workshop manuals are bound with spiral or perfect binding for durability when printed.
Paper Quality For Print:
Not applicable for PDF download, but professional workshop manuals often use durable, glossy paper to withstand workshop conditions.
Engine Type:
1-cylinder, 4-stroke
Cooling System:
Liquid-cooled
Valve Train:
DOHC (Double Overhead Camshaft)
Bore X Stroke:
Specific dimensions not provided, but typical for this displacement.
Compression Ratio:
Specific ratio not provided, but typically around 10.5:1 to 11.5:1 for this class.
Horsepower:
Typically around 14-15 PS (approx. 10.3-11 kW) at 9,000-10,000 RPM, depending on market restrictions.
Torque:
Typically around 10-12 Nm (approx. 7.4-8.9 lb-ft) at 7,000-8,000 RPM.
Fuel Delivery:
Likely fuel injection (EFI) for modern variants, or possibly carburetor for earlier/specific markets. Manual would detail which system applies.
Fuel Type:
Unleaded gasoline
Oil Type Specification:
Likely JASO MA or MA2 certified motorcycle oil, viscosity grade 10W-40 or 15W-50. Manual will specify exact API classification and viscosity.
Oil Capacity:
Typically around 1.0-1.3 liters (including oil filter). Manual will provide exact figures for dry fill and with filter change.
Coolant Type:
Ethylene glycol-based antifreeze mixture with distilled water. Manual will specify ratio and type.
Transmission Type:
6-speed constant mesh manual transmission
Clutch Type:
Wet, multi-plate clutch, operated by cable
Gear Ratios:
Specific ratios would be detailed in the manual, essential for understanding engine RPM at different speeds.
Length:
Approx. 1990-2050 mm (78-80 inches), specific to variant.
Width:
Approx. 730-770 mm (29-30 inches), specific to variant.
Height:
Approx. 1100-1140 mm (43-45 inches), specific to variant.
Dry Weight:
Approx. 130-145 kg (287-320 lbs), specific to variant and equipment.
Wet Weight:
Approx. 140-155 kg (309-342 lbs), depending on fluid levels.
Fuel Tank Capacity:
Approx. 12-14 liters (3.2-3.7 US gallons).
Safety Standards Compliance:
Meets relevant regional motorcycle safety and emissions standards (e.g., Euro 3/4, EPA). Manual would detail specific compliance.
Braking System:
Disc brakes front and rear. Some markets may have optional ABS. Manual will clarify brake pad types and service procedures.
Lighting:
Halogen or LED headlights, taillights, and turn signals. Manual covers bulb types and replacement.
Chassis Design:
Tubular frame design providing rigidity and agility.
Instrument Cluster:
Likely a combination of analog and digital display for speedometer, tachometer, fuel gauge, odometer, trip meter, and indicator lights. Specific features vary by model year and trim.
ABS:
Optional on certain variants or markets. Manual will detail if ABS is present and its maintenance.
Usb Charging Port:
Rare on this class of motorcycle, but possible on later models. Manual would indicate.
Oil Change Interval:
Typically every 3,000-5,000 km (1,800-3,000 miles) or 6-12 months. Manual provides exact recommendations.
Valve Clearance Check Interval:
Typically every 6,000-12,000 km (3,700-7,500 miles). Manual specifies.
Spark Plug Replacement Interval:
Varies by spark plug type (standard vs. iridium), typically 10,000-20,000 km (6,200-12,000 miles). Manual will specify.
Engine Oil Specification:
Refer to Engine Specs. Manual confirms API rating (e.g., SG, SH, SJ) and JASO standard (MA/MA2).
Brake Fluid Specification:
DOT 3 or DOT 4 brake fluid. Manual specifies the exact requirement and replacement interval.
Coolant Specification:
Pre-mixed coolant or a specific concentration of antifreeze and distilled water. Manual confirms type and freeze protection level.
Common Wear Items:
Chain and sprockets, brake pads, tires, clutch plates (due to 125cc nature and potential spirited riding).
Potential Maintenance Points:
Regular coolant flushes are important for liquid-cooled engines. Valve clearance checks are crucial for maintaining DOHC engine health. Chain lubrication and adjustment are critical for drivetrain longevity.
Manufacturer Origin:
Daelim Motor Co., Ltd. is a South Korean manufacturer with a history in various motorized vehicles and scooters.
Roadwin Lineage:
The Roadsport and Roadwin R models are part of Daelim's lineup of sporty motorcycles, designed to appeal to younger riders and those seeking an affordable, stylish option.
Manufacturing Location:
Primarily manufactured in South Korea by Daelim.
