Welcome to the comprehensive guide for your 1998 WRE 125. As part of an esteemed off-road lineage, the WRE 125 represents a commitment to performance and reliability in the enduro and motocross segment. This liquid-cooled, single-cylinder, 2-stroke machine, typically featuring a 6-speed manual transmission and wet multi-plate clutch, is engineered for challenging terrain and spirited riding. Its robust steel perimeter frame and hydraulic disc brakes underscore its off-road capabilities, making it a capable and enduring model from its production era. This full service repair manual is designed to provide in-depth information for the maintenance, troubleshooting, and repair of your WRE 125. It covers essential areas including detailed engine and transmission rebuilding procedures, fuel system adjustments, comprehensive electrical diagnostics with wiring diagrams, and chassis component servicing. With professional-level detail, this manual equips owners, mechanics, and technicians with the knowledge necessary to keep the WRE 125 operating at its peak performance and to address any potential issues effectively. 🏷️ Basic Information Identification Make: Husqvarna Model: WRE 125 Year: 1998 Generation Generation Designation: First Generation (WRE Series) 👋 Introduction Market Position Target Audience: Professional Technicians, DIY Mechanics, Husqvarna Owners seeking in-depth repair knowledge. Competitive Analysis Advantage: Provides equivalent information to professional technician resources, instant download convenience. Key Features Key Features Summary: Comprehensive repair coverage, detailed diagnostics, clear illustrations, instant access. 📋 Manual Details Coverage Areas Primary Coverage: Full Service Repair and Maintenance Diagnostic Coverage: Comprehensive Electrical Diagnostics and Troubleshooting Rebuild Coverage: Engine, Transmission, and Component Rebuilding Procedures Page Count Estimated Page Count: Detailed (Exact count not specified, but described as 'very detailed') Manual Type Type: Full Service Repair Manual Language Language: English Format File Format: PDF Download Delivery Method: Instant Download Compatibility: All Windows Versions, Mac 📖 Manual Coverage Systems Covered Engine: Full engine overhaul, top-end rebuild, bottom-end assembly, cooling system, lubrication system. Transmission: Gearbox disassembly, inspection, assembly, clutch operation, shift mechanism. Fuel System: Carburetor tuning and rebuilding, fuel tank, fuel lines, petcock operation. Electrical System: Ignition system, lighting, charging system, wiring diagrams, troubleshooting electrical faults. Chassis: Frame inspection, suspension (forks, shock absorber), steering system, wheel bearings, brake system. Bodywork: Fairings, seat, fenders, fuel tank mounting, general body component removal and installation. Procedures Included Maintenance: Scheduled maintenance, oil changes, filter replacements, chain adjustment, spark plug service. Repair: Step-by-step repair instructions for all major and minor components. Diagnostics: Troubleshooting common problems, identifying root causes, diagnostic flowcharts. Rebuilding: Complete rebuild procedures for engine, transmission, and carburetor. Wiring Diagrams: Detailed and integrated wiring schematics for electrical system diagnosis. Technical Depth Depth: Professional Level - Suitable for Technicians and Experienced DIY Mechanics Detail Level: Detailed sub-steps, notes, cautions, and warnings. Illustration Quality: Detailed illustrations, drawings, and photos with enlarged inset views. 📊 Manual Specifications File Format File Format Details: PDF (Portable Document Format) Print Quality Printability: Fully Printable - All pages can be printed. Binding Type Binding Type: Digital (PDF Download) Paper Type Paper Type: Not Applicable (Digital Format) Requirements Software Requirements: Adobe PDF Reader, WinRAR (for potential decompression) ⚙️ Engine Specifications Primary Engine Engine Type: 2-Stroke, Single Cylinder Displacement: Approximately 123-125cc (Specific variant may exist but 125cc is indicated by model name) Cooling System: Liquid-Cooled (Typical for WRE models) Performance Horsepower: Varies by specific tune and regulations, typically in the 30-40 HP range for this class of enduro/motocross bike. Torque: Specific figures not provided, but expected to be tuned for strong mid-range power. Fuel System Carburetor Type: Likely a performance-oriented carburetor, e.g., Mikuni TM series (e.g., TM34-1). Fuel Type: Unleaded gasoline (with appropriate 2-stroke oil pre-mix) 🔧 Transmission Standard Transmission Type: 6-Speed Manual Features Clutch Type: Wet Multi-Plate Clutch 📐 Dimensions Weights Dry Weight: Estimated around 95-105 kg (209-231 lbs) for comparable models of this era. Wet Weight: Not specified, but would include fluids and fuel. 🛡️ Safety Features Active Features Braking System: Hydraulic Disc Brakes (Front and Rear) Passive Features Frame Construction: Steel Perimeter Frame (typical for Husqvarna off-road bikes) 💡 Technology Features Infotainment Infotainment System: Not Applicable (This is an off-road motorcycle from 1998) Driver Assistance Electronic Aids: None (This is a mechanical, analog motorcycle) Connectivity Connectivity Features: Not Applicable 🔧 Maintenance Service Intervals Oil Change Interval: Recommended every 10-15 operating hours or as per manual; gearbox oil change every 20-30 hours. Spark Plug Service: Inspect and clean/replace every 20-30 operating hours; check gap regularly. Air Filter Cleaning: Clean after every few rides, especially in dusty conditions. Fluid Specifications Engine Oil: Premix 2-stroke oil, typically a high-quality fully synthetic oil meeting JASO FD or ISO-L-EGD standards. Ratio 1:30 to 1:50 depending on oil and usage (refer to manual). Gearbox Oil: SAE 10W/30 or 10W/40 API GL-4 or GL-5 transmission oil. Coolant: Mixture of distilled water and antifreeze (ethylene glycol based) at a 50/50 ratio for optimal freeze and corrosion protection. Known Issues Power Valve: Potential for carbon buildup or sticking on the exhaust power...