HYOSUNG AQUILA GV125 Master Service Repair Manual

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🏷️ Basic Information Identification Make: Hyosung Model: Aquila GV125 Model Variant: Cruise/Bobber Style Cruiser Product Type: Service Repair Manual Codes Product Identifier: HYOSUNG AQUILA GV125 Master Service Repair Manual 👋...

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Type: Motorcycle

Vendor:

Sku: 313804

Tags: Aquila AQUILA GV125 Hyosung Motorcycle Motorcycles

Product variants

Description

🏷️ Basic Information

Identification

Make:

Hyosung

Model:

Aquila GV125

Model Variant:

Cruise/Bobber Style Cruiser

Product Type:

Service Repair Manual

Codes

Product Identifier:

HYOSUNG AQUILA GV125 Master Service Repair Manual

👋 Introduction

Market Position

Vehicle Segment:

Lightweight Cruiser Motorcycle (125cc class)

Target Audience:

Beginner riders, commuters, enthusiasts seeking a stylish and affordable cruiser experience.

Competitive Analysis

Competitors:

Honda Rebel 125, Suzuki Marauder 125, Yamaha Virago 125 (historically), Keeway K-Light 125.

Key Features

Styling:

Classic American V-twin cruiser aesthetics, chrome accents, teardrop fuel tank, comfortable rider triangle.

Engine Type:

V-twin, air-cooled (typically SOHC)

Performance Focus:

Torque-rich low-end power delivery, suitable for relaxed cruising.

Manual Value Proposition

Benefit To Owner:

Empowers owners to perform routine maintenance, troubleshoot issues, and undertake repairs, saving time and money.

Benefit To Technician:

Provides definitive factory-level procedures for efficient and accurate servicing.

📋 Manual Details

Coverage Areas

Language:

English

Manual Type:

Master Service & Repair Manual

Page Count

Page Count:

Likely 200-400 pages (typical for master service manuals of this class, specific count not provided but implied by 'Master')

Format

File Format:

Compatibility:

Windows, Mac, Linux

Accessibility:

Instant High Speed Download

Requirements:

Adobe PDF Reader

Print Capability:

Printable

Navigation

Ease Of Use:

Extremely Easy to Navigate

📖 Manual Coverage

Systems Covered

Engine Mechanical:

Full engine disassembly, inspection, overhaul, and reassembly procedures for the V-twin engine.

Engine Electrical:

Ignition system, charging system (stator, regulator/rectifier), starting system (starter motor, solenoid), lighting, and wiring diagrams.

Fuel System:

Carburetor (likely Mikuni BS30 or similar dual carburetors) tuning, cleaning, and repair; fuel tank, fuel lines, and petcock service.

Transmission Drivetrain:

Clutch operation, gear shifting mechanisms, drive chain adjustment and replacement, internal transmission component inspection.

Chassis Frame:

Frame inspection, welding points, steering head bearing maintenance and replacement.

Suspension:

Front telescopic fork servicing (oil change, seal replacement), rear shock absorber adjustment and replacement.

Brakes:

Front and rear brake system maintenance, including hydraulic fluid replacement, caliper service, pad replacement, and disc inspection.

Wheels Tires:

Wheel bearing inspection and replacement, tire pressure recommendations, and wheel balancing procedures.

Electrical Components:

Battery maintenance, fuse box layout, switchgear operation, and indicator light troubleshooting.

Bodywork Trim:

Fender removal/installation, seat adjustment, fuel tank mounting, and cosmetic component care.

Procedures Included

Preventative Maintenance:

Scheduled maintenance intervals for oil changes, filter replacements, chain lubrication, brake checks, and general inspections.

Troubleshooting:

Diagnostic procedures for common performance issues, electrical faults, and starting problems with fault code identification (if applicable).

Repair Overhaul:

Step-by-step instructions for engine rebuilds, transmission overhauls, suspension component replacement, and brake system repairs.

Adjustments:

Carburetor synchronization, clutch cable adjustment, throttle cable adjustment, and idle speed setting.

Lubrication:

Specific lubrication points and recommended lubricants for various components.

Wiring Diagrams:

Detailed, color-coded electrical wiring schematics for comprehensive diagnostic and repair.

Technical Depth

Depth Level:

Comprehensive: Covers basic maintenance to full engine and transmission rebuilds, including diagnostics.

Diagnostic Focus:

Detailed troubleshooting trees and symptom-based diagnosis for common issues.

Specification Detail:

Includes torque specifications, clearances, fluid capacities, and electrical resistance values.

📊 Manual Specifications

Print Quality

Resolution:

High Resolution (typical for quality PDF manuals)

Clarity:

Crisp, clear text and diagrams suitable for printing.

Binding Type

Binding:

Digital (PDF) - No physical binding

Paper Type

Paper:

N/A (Digital format)

⚙️ Engine Specifications

Primary Engine

Engine Type:

4-stroke, V-twin, air-cooled, SOHC

Displacement:

124.7 cc

Bore X Stroke:

Approx. 49.0 mm x 66.0 mm (typical for this displacement V-twin)

Compression Ratio:

Typically around 9.0:1 to 10.0:1

Valve Configuration:

SOHC, 2 valves per cylinder (typical)

Performance

Horsepower:

Approx. 11-13 HP @ 9000-10000 RPM (governed by licensing)

Torque:

Approx. 9-10 Nm @ 7000-8000 RPM

Fuel System

Carburetion:

Dual Carburetors (likely Mikuni BS30 or similar) or EFI on later models.

Fuel Type:

Unleaded Gasoline (91-95 RON)

Lubrication

Oil Type:

SAE 10W-40 Motorcycle Oil (API SG or higher, JASO MA certified)

Ignition

Ignition System:

CDI (Capacitor Discharge Ignition)

🔧 Transmission

Standard

Transmission Type:

5-speed Manual

Clutch Type:

Wet, multi-plate, manual operation

Final Drive:

Chain Drive

Features

Gear Ratios:

Specific gear ratios detailed in the manual for each gear.

Transmission Fluid:

Typically shared engine oil for wet clutch operation (refer to manual for specific API/JASO rating).

📐 Dimensions

Exterior

Length:

Approx. 2180 mm

Width:

Approx. 830 mm

Height:

Approx. 1120 mm

Wheelbase:

Approx. 1480 mm

Weights

Curb Weight:

Approx. 160-170 kg (may vary slightly by year/trim)

Load Capacity:

Refer to manual for rider and pillion weight limits.

Cargo

Cargo Space:

N/A (Motorcycle - aftermarket luggage/saddlebags may be fitted)

🛡️ Safety Features

Ratings

Crash Safety:

N/A (Motorcycles are not rated by NCAP or similar automotive bodies)

Active Features

Braking System:

Front Disc Brake, Rear Drum Brake (or dual discs on some variants). ABS not typically standard on this model.

Lighting:

Halogen Headlight, LED Tail Light, Incandescent Turn Signals.

Passive Features

Frame Design:

Steel double cradle frame for stability.

Ergonomics:

Low seat height and forward-mounted footpegs contribute to rider confidence and control.

💡 Technology Features

Infotainment

Infotainment System:

N/A (Basic motorcycle instrumentation)

Driver Assistance

Not typically equipped as standard on this model; check specific year/variant.

Instrumentation

Dashboard:

Analog speedometer, tachometer (optional), odometer, trip meter, indicator lights (turn signals, high beam, neutral).

🔧 Maintenance

Service Intervals

Engine Oil Change:

Every 3,000 - 5,000 km or 6 months, whichever comes first.

Oil Filter Replacement:

Recommended at every oil change or every other oil change (refer to manual).

Air Filter Cleaning Replacement:

Inspect every 5,000 km, clean/replace as needed. Replacement typically every 10,000-15,000 km.

Spark Plug Replacement:

Every 10,000 - 15,000 km, depending on plug type.

Brake Fluid Flush:

Every 12-24 months.

Chain Lubrication Adjustment:

Every 500 - 1,000 km and after washing/rain.

Fluid Specifications

Engine Oil Viscosity:

SAE 10W-40

Engine Oil Standard:

API SG or higher, JASO MA certified

Brake Fluid Type:

DOT 4 Hydraulic Brake Fluid

Fork Oil Type:

SAE 10W or equivalent suspension fluid (refer to manual for exact spec and quantity)

Known Issues

Common Complaints:

Potential for carburetor tuning sensitivity, occasional electrical connection issues, rear brake wear (drum).

Wear Items:

Clutch plates, brake pads/shoes, tires, chain and sprockets.

Technical Tips

Carburetor Sync:

Crucial for smooth V-twin operation; detailed sync procedure in manual.

📚 Vehicle History

Brand Heritage

Manufacturer:

Hyosung Motors (South Korea), now part of KR Motors.

Model Evolution

Introduction Year:

Launched in the early 2000s, with various updates throughout its production run.

Key Updates:

Potential updates to emissions, styling, braking systems, and fuel delivery (carburetor to EFI).

Production

Manufacturing Location:

South Korea

Production Status:

Production ongoing, though specific model availability may vary by region.

🏆 Awards & Recognition

Recognitions

Industry Awards:

No widely publicized industry awards for this specific model, but recognized for its value and style in the 125cc cruiser segment.

Ratings

Owner Satisfaction:

Generally positive for its price point and class, emphasizing style and ease of use.

Certifications

Emissions Compliance:

Complies with regional emissions standards (Euro 3/4 or similar depending on market and year).