Basic Information Identification Make: Aeon Model: Cobra 125 Product Type: Factory Service Repair Manual Format: PDF Download Introduction Market Position Target Audience: Mechanics and DIY owners seeking in-depth repair and maintenance information for the Aeon Cobra 125. Competitive Analysis Value Proposition: Provides factory-level accuracy and comprehensive coverage, essential for proper maintenance and repair, often unavailable in generic online forums or basic owner's manuals. Key Features Ease Of Use: Designed to be a handy, easy-to-read reference with sequential, step-by-step instructions. Comprehensiveness: Covers all aspects of repair, adjustment, installation, removal, disassembly, and assembly. Manual Details Coverage Areas Systems Covered: Engine, Transmission, Fuel System, Ignition System, Electrical System, Chassis, Suspension, Brakes, Cooling System, Exhaust System, Bodywork, Troubleshooting, Maintenance Page Count Estimated Page Count: Varies (typical for this type of manual often ranges from 200-500 pages, specific count not provided in source) Manual Type Manual Type: Factory Service Repair Manual Language Language: English (assumed based on common industry practice for international brands and the description) Format Digital Format: PDF Manual Coverage Systems Covered Engine Mechanical: Complete disassembly and reassembly of engine components, including cylinder head, pistons, crankshaft, camshafts, valves, timing system. Fuel System: Carburetor (likely for 125cc) specifications, adjustment, cleaning, and repair; fuel pump (if applicable), fuel lines, fuel tank maintenance. Ignition System: Spark plug specifications, ignition timing, CDI unit testing, stator coil checks, wiring diagrams. Electrical System: Wiring diagrams for all circuits, battery maintenance, starter motor, charging system (alternator/stator), lighting, instrumentation. Transmission Drivetrain: Clutch operation, gear shifting mechanism, drive chain maintenance (adjustment, lubrication, replacement), sprocket inspection. Chassis Suspension: Frame inspection, steering head bearing maintenance, front fork disassembly and service, rear shock absorber replacement, swingarm bearing checks. Brakes: Brake pad inspection and replacement, brake fluid type and bleeding procedures, caliper maintenance, brake lever and pedal adjustment. Cooling System: Radiator inspection, coolant specifications, fan operation (if applicable), water pump maintenance. Exhaust System: Muffler inspection, exhaust pipe sealing, noise regulations compliance. Bodywork: Panel removal and installation, seat adjustment, fairing components. Procedures Included Routine Maintenance: Oil changes, filter replacements, spark plug checks, chain adjustments, brake fluid checks, tire pressure monitoring. Troubleshooting: Diagnostic procedures for common starting, running, and electrical issues with symptom-based solutions. Repair Procedures: Detailed, step-by-step instructions for the repair and replacement of all major vehicle components. Disassembly Assembly: Comprehensive guidance on taking apart and putting back together various systems and components correctly. Technical Depth Depth Level: Factory-level detail, suitable for professional mechanics and advanced DIY enthusiasts. Covers everything from basic adjustments to complete engine overhauls. Manual Specifications File Format File Type: PDF Searchability: Likely text-searchable, allowing users to quickly find specific information within the document. Print Quality Resolution: High resolution for clear viewing and printing of diagrams and text. Binding Type Binding: N/A (Digital PDF Download) Paper Type Paper Type: N/A (Digital PDF Download) Engine Specifications Primary Engine Engine Type: 125cc, likely single-cylinder, four-stroke (common for this class, but specific configuration TBC from detailed manual content) Bore X Stroke: Specific to Aeon Cobra 125 (detailed in manual) Compression Ratio: Specific to Aeon Cobra 125 (detailed in manual) Performance Horsepower: Specific to Aeon Cobra 125 (detailed in manual) Torque: Specific to Aeon Cobra 125 (detailed in manual) Fuel System Fuel Delivery: Carburetor (most probable for 125cc, specific model like Keihin or Mikuni would be detailed in the manual). Fuel Type: Unleaded Gasoline (specified in manual) Engine Oil Oil Type: API SG or higher, SAE 10W-30 or 10W-40 (typical, specific recommendation in manual) Oil Capacity: Specific to Aeon Cobra 125 (detailed in manual, e.g., 0.9L, 1.0L) Transmission Standard Transmission Type: Automatic (likely CVT - Continuously Variable Transmission, common for scooters and small motorcycles, detailed in manual) Drive System: Chain Drive (typical for motorcycles of this type, manual will detail chain adjustment and maintenance) Features Clutch Type: Automatic centrifugal clutch (typical for CVT systems, manual will detail inspection and replacement) Dimensions Exterior Overall Length: Specific to Aeon Cobra 125 (detailed in manual) Overall Width: Specific to Aeon Cobra 125 (detailed in manual) Overall Height: Specific to Aeon Cobra 125 (detailed in manual) Weights Curb Weight: Specific to Aeon Cobra 125 (detailed in manual) Max Load Capacity: Specific to Aeon Cobra 125 (detailed in manual) Wheels Tires Front Tire Size: Specific to Aeon Cobra 125 (e.g., 120/70-12, detailed in manual) Rear Tire Size: Specific to Aeon Cobra 125 (e.g., 130/70-12, detailed in manual) Wheel Bolt Pattern: Specific to Aeon Cobra 125 (detailed in manual) Safety Features Ratings Crash Test Results: N/A (motorcycles typically do not undergo standardized car-like crash tests, but manual will cover safe operation and maintenance of safety components). Active Features Braking System: Front and Rear Drum Brakes or Front Disc/Rear Drum (specific to model, manual details inspection, adjustment, and servicing). Passive Features Lighting: Headlight, Taillight, Brake Light, Turn Signals (manual covers bulb replacement, circuit checks). Technology Features Infotainment Instrument Cluster: Analog speedometer, tachometer, fuel gauge, indicator...
Mechanics and DIY owners seeking in-depth repair and maintenance information for the Aeon Cobra 125.
Competitive Analysis
Value Proposition:
Provides factory-level accuracy and comprehensive coverage, essential for proper maintenance and repair, often unavailable in generic online forums or basic owner's manuals.
Key Features
Ease Of Use:
Designed to be a handy, easy-to-read reference with sequential, step-by-step instructions.
Comprehensiveness:
Covers all aspects of repair, adjustment, installation, removal, disassembly, and assembly.
Diagnostic procedures for common starting, running, and electrical issues with symptom-based solutions.
Repair Procedures:
Detailed, step-by-step instructions for the repair and replacement of all major vehicle components.
Disassembly Assembly:
Comprehensive guidance on taking apart and putting back together various systems and components correctly.
Technical Depth
Depth Level:
Factory-level detail, suitable for professional mechanics and advanced DIY enthusiasts. Covers everything from basic adjustments to complete engine overhauls.
Manual Specifications
File Format
File Type:
PDF
Searchability:
Likely text-searchable, allowing users to quickly find specific information within the document.
Print Quality
Resolution:
High resolution for clear viewing and printing of diagrams and text.
Binding Type
Binding:
N/A (Digital PDF Download)
Paper Type
Paper Type:
N/A (Digital PDF Download)
Engine Specifications
Primary Engine
Engine Type:
125cc, likely single-cylinder, four-stroke (common for this class, but specific configuration TBC from detailed manual content)
Bore X Stroke:
Specific to Aeon Cobra 125 (detailed in manual)
Compression Ratio:
Specific to Aeon Cobra 125 (detailed in manual)
Performance
Horsepower:
Specific to Aeon Cobra 125 (detailed in manual)
Torque:
Specific to Aeon Cobra 125 (detailed in manual)
Fuel System
Fuel Delivery:
Carburetor (most probable for 125cc, specific model like Keihin or Mikuni would be detailed in the manual).
Fuel Type:
Unleaded Gasoline (specified in manual)
Engine Oil
Oil Type:
API SG or higher, SAE 10W-30 or 10W-40 (typical, specific recommendation in manual)
Oil Capacity:
Specific to Aeon Cobra 125 (detailed in manual, e.g., 0.9L, 1.0L)
Transmission
Standard
Transmission Type:
Automatic (likely CVT - Continuously Variable Transmission, common for scooters and small motorcycles, detailed in manual)
Drive System:
Chain Drive (typical for motorcycles of this type, manual will detail chain adjustment and maintenance)
Features
Clutch Type:
Automatic centrifugal clutch (typical for CVT systems, manual will detail inspection and replacement)
Dimensions
Exterior
Overall Length:
Specific to Aeon Cobra 125 (detailed in manual)
Overall Width:
Specific to Aeon Cobra 125 (detailed in manual)
Overall Height:
Specific to Aeon Cobra 125 (detailed in manual)
Weights
Curb Weight:
Specific to Aeon Cobra 125 (detailed in manual)
Max Load Capacity:
Specific to Aeon Cobra 125 (detailed in manual)
Wheels Tires
Front Tire Size:
Specific to Aeon Cobra 125 (e.g., 120/70-12, detailed in manual)
Rear Tire Size:
Specific to Aeon Cobra 125 (e.g., 130/70-12, detailed in manual)
Wheel Bolt Pattern:
Specific to Aeon Cobra 125 (detailed in manual)
Safety Features
Ratings
Crash Test Results:
N/A (motorcycles typically do not undergo standardized car-like crash tests, but manual will cover safe operation and maintenance of safety components).
Active Features
Braking System:
Front and Rear Drum Brakes or Front Disc/Rear Drum (specific to model, manual details inspection, adjustment, and servicing).
Every 1,000-2,000 km or 3-6 months (specific interval detailed in manual)
Air Filter Cleaning:
Every 1,000-2,000 km (specific interval detailed in manual)
Spark Plug Inspection:
Every 2,000-4,000 km (specific interval detailed in manual)
Valve Clearance Adjustment:
Every 4,000-6,000 km (specific interval detailed in manual)
Fluid Specifications
Brake Fluid Type:
DOT 3 or DOT 4 (specific recommendation in manual)
Coolant Type:
Ethylene Glycol based coolant (specific mixture ratio and type in manual)
Known Issues
Common Wear Items:
Brake pads, tires, drive chain and sprockets, spark plugs, air filter, clutch components are typical wear items addressed in the manual's inspection sections.
Vehicle History
Brand Heritage
Manufacturer:
Aeon Motor Co., Ltd. (Taiwanese manufacturer known for ATVs, scooters, and motorcycles).
Model Evolution
Model Line:
The Cobra series from Aeon typically includes various engine displacements, with the 125cc model being a popular entry-level or mid-range option, often geared towards sportier styling or performance in its class.
Production
Production Period:
Specific production years for this variant are not detailed, but manuals typically cover a range of years for a particular model. The Cobra line has been produced for several years.