Husqvarna WRE 125 SM 125 1998 Repair Service Manual

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The WRE 125 SM, a 1998 model year motorcycle, represents a blend of performance and agility, powered by a robust 125 cc two-stroke, liquid-cooled engine. Designed with a focus on...

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Typ: Motorcycle

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Art.-Nr: 63998

Stichworte: 1998 Husqvarna Motorcycle Motorcycles SM 125 WRE 125 WRE Models

Produktvarianten

Beschreibung

The WRE 125 SM, a 1998 model year motorcycle, represents a blend of performance and agility, powered by a robust 125 cc two-stroke, liquid-cooled engine. Designed with a focus on spirited riding, this model embodies a heritage in crafting capable machines. Its supermoto configuration suggests an intended use for versatile on-road performance, offering a dynamic experience for riders who appreciate responsive handling and a potent power delivery characteristic of its engine type. The engineering quality is evident in its specialized components, aimed at delivering reliability and an engaging riding experience. This comprehensive repair service manual provides detailed guidance for the WRE 125 SM. It covers a wide array of systems, including in-depth engine diagnosis and repair for the two-stroke powerplant, transmission maintenance, electrical system troubleshooting with wiring diagrams, chassis and suspension service, brake system upkeep, and fuel system components. The manual offers step-by-step procedures for routine maintenance, engine overhauls, carburetor service, suspension adjustments, and electrical diagnostics, making it an invaluable resource for professional technicians and advanced do-it-yourself mechanics. Its purpose is to ensure the longevity and optimal performance of the vehicle through clear, accurate, and detailed technical information.

🏷️ Basic Information

Identification

Make:

Husqvarna

Model:

WRE 125 SM

Year:

Engine Type:

Two-Stroke

Codes

Model Code:

Likely internal Husqvarna model designation for the WRE 125 SM

👋 Introduction

Market Position

Target Audience:

Professional technicians and advanced do-it-yourself mechanics with basic electrical and mechanical knowledge.

Competitive Analysis

Manual Type Comparison:

Comparable to a factory service manual, offering more detail than a typical owner's manual and potentially more accessible than out-of-print physical versions.

Key Features

Feature 1:

Step-by-step repair procedures.

Feature 2:

Critical specifications and torque values.

Feature 3:

Illustrations and diagrams.

Feature 4:

Disassembly, assembly, cleaning, and reinstallation guidance.

Feature 5:

Troubleshooting and diagnostic information.

📋 Manual Details

Coverage Areas

Overall Coverage:

Comprehensive repair and service for the Husqvarna WRE 125 SM 125 (1998 model year)

Page Count

Estimated Page Count:

Precise page count not specified, but typical for comprehensive factory service manuals (likely 300+ pages)

Manual Type

Type:

Repair Service Manual

Language

Language:

English

Format

Digital Format:

📖 Manual Coverage

Systems Covered

Engine:

Detailed diagnosis, repair, and overhaul of the two-stroke engine, including top-end, bottom-end, carburetor, cooling system, and exhaust.

Transmission:

Gearbox maintenance, disassembly, assembly, and troubleshooting. Includes clutch operation and adjustments.

Electrical System:

Wiring diagrams, component testing, ignition system, lighting, charging system, and starter circuit.

Chassis And Suspension:

Front fork service and overhaul, rear shock absorber maintenance, linkage bearings, and frame inspection.

Brakes:

Front and rear brake system maintenance, caliper service, fluid replacement, and troubleshooting.

Fuel System:

Fuel tank, fuel lines, carburetor (likely Mikuni or Dell'Orto), and fuel delivery system.

Cooling System:

Radiator, coolant hoses, water pump, and coolant specifications for the liquid-cooled engine.

Bodywork And Plastics:

Fairings, seat, fenders, and other body components, including removal and installation procedures.

Procedures Included

Routine Maintenance:

Oil changes, air filter cleaning/replacement, spark plug checks, chain lubrication and adjustment, coolant checks.

Engine Overhaul:

Top-end rebuild (piston, rings, cylinder), bottom-end service (crankshaft, bearings), valve clearance adjustment (not applicable for 2-stroke, but general engine work).

Carburetor Service:

Disassembly, cleaning, inspection, reassembly, and adjustment of the carburetor for optimal performance and fuel mixture.

Suspension Service:

Fork oil changes, seal replacement, shock absorber service, and linkage lubrication.

Brake System Maintenance:

Brake pad replacement, brake fluid flush and bleed, caliper piston service.

Electrical Troubleshooting:

Diagnostic procedures for common electrical faults, using wiring diagrams to locate issues.

Wheel And Tire Service:

Tire replacement, wheel balancing, and spoke tensioning.

Lubrication Points:

Identification and specification of all lubrication points on the motorcycle.

Technical Depth

Depth Level:

Advanced. Covers detailed disassembly, assembly, diagnosis, and repair procedures, suitable for professional technicians and experienced DIY mechanics.

Diagnostic Capabilities:

Detailed troubleshooting guides and symptom-based diagnostics.

Rebuild Procedures:

Complete engine rebuild, transmission overhaul, and suspension component rebuilding.

📊 Manual Specifications

File Format

Format:

Print Quality

Printability:

Full Printable

Zoom Functionality:

Yes (Zoom IN/OUT)

Binding Type

Binding:

N/A (Digital Download)

Paper Type

Paper Type:

N/A (Digital Download)

Requirements

Software Requirements:

Adobe PDF Reader & WinZip

Operating System Compatibility:

All Versions of Windows & Mac

Delivery

Delivery Method:

Instant Download

⚙️ Engine Specifications

Primary Engine

Engine Configuration:

Single-cylinder, liquid-cooled, two-stroke

Displacement:

125 cc (Cubic Centimeters)

Bore X Stroke:

Specific values would be detailed in the manual (e.g., 54 mm x 54.5 mm)

Carburetor Type:

Likely a single Mikuni TM or Dell'Orto PHM series carburetor.

Ignition System:

Electronic ignition (CDI) with variable ignition timing.

Performance

Horsepower:

Approx. 25-35 HP (depending on specific tuning and homologation)

Torque:

Specific values would be detailed in the manual.

Fuel System

Fuel Type:

Unleaded gasoline (minimum 95 octane recommended), mixed with 2-stroke oil at a specified ratio (e.g., 1:30 or 1:40).

Oil Mixture:

Premix or Autolube system (manual will specify).

🔧 Transmission

Standard

Transmission Type:

6-speed constant mesh sequential gearbox.

Clutch Type:

Wet, multi-plate clutch, hydraulically or cable operated.

Features

Gear Ratios:

Specific gear ratios for each of the 6 speeds would be listed in the manual.

Final Drive:

Chain drive

📐 Dimensions

Exterior

Wheelbase:

Specific values would be detailed in the manual (typically around 1350-1450 mm for this class).

Seat Height:

Specific values would be detailed in the manual (supermoto style, so generally higher).

Weights

Dry Weight:

Approx. 100-115 kg (specific value in manual).

🛡️ Safety Features

Ratings

Crash Test Ratings:

N/A (Motorcycle, not subject to automotive crash testing standards)

Active Features

Braking System:

Hydraulic disc brakes front and rear.

Suspension:

Upside-down (USD) front forks, adjustable rear monoshock with linkage.

Passive Features

Lighting:

Headlight, taillight, brake light, turn signals (if equipped for road use).

💡 Technology Features

Infotainment

Infotainment System:

None (basic motorcycle instrumentation: speedometer, odometer, neutral indicator, high-beam indicator).

Driver Assistance

Driver Assistance Features:

Connectivity

Connectivity Options:

🔧 Maintenance

Service Intervals

Oil Change Interval:

Refer to manual for specific intervals, but typically every 1,500-3,000 km for 4-stroke, or based on hours for 2-stroke depending on usage.

Spark Plug Inspection:

Frequent checks recommended for 2-stroke engines, typically every 500-1000 km or as per manual.

Chain Lubrication:

Every 300-500 km, or after riding in wet conditions.

Fluid Specifications

Engine Oil Type:

Specific 2-stroke engine oil with appropriate JASO rating (e.g., JASO FD) and viscosity (e.g., 10W-40 for gearbox, if separate).

Coolant Type:

Ethylene glycol-based antifreeze, mixed with distilled water (typically 50/50 ratio). Specific type and capacity in manual.

Brake Fluid Type:

DOT 4 hydraulic brake fluid is commonly used.

Known Issues

Common Wear Items:

Piston rings, small end bearing, clutch plates, wheel bearings, fork seals, and chain/sprockets are common wear items on performance 2-stroke motorcycles.

Carburetor Tuning:

Proper carburetor jetting and tuning can be sensitive to altitude, temperature, and modifications, requiring attention.

Electrical Connections:

Older motorcycles can experience corroded electrical connectors, leading to intermittent issues.

📚 Vehicle History

Brand Heritage

Brand Origin:

Husqvarna motorcycles have a long history dating back to Sweden, known for off-road and performance-oriented motorcycles.

Model Evolution

Model Lineage:

The WRE (World Road Endurance) line often represented Husqvarna's dual-sport or supermoto variants, derived from their motocross platforms.

Production

Manufacturing Location:

Historically Sweden, though ownership and production locations have shifted over the years.

🏆 Awards & Recognition

Recognitions

Awards And Ratings:

Specific awards for this model year not readily documented; Husqvarna generally recognized for off-road performance.