Segment:
Lightweight Supermoto/Enduro motorcycle
Target Audience:
Enthusiasts, owners, DIY mechanics, and professional workshops specializing in off-road and dual-sport motorcycles
Competitors:
KTM EXC 125, Yamaha WR125, Suzuki RM125 (converted to SM), Honda CR125 (converted to SM)
Manual Value Proposition:
Cost savings on servicing and repairs, access to professional-level information, comprehensive coverage for all maintenance and repair tasks
Digital Format Advantage:
Instant download, no wear and tear, easily printable sections, accessible on multiple computer platforms
Engine:
Full engine disassembly, assembly, diagnosis, tuning, and component overhaul (e.g., cylinder, piston, crankshaft, carburetor, exhaust)
Transmission:
Gearbox inspection, repair, and maintenance (e.g., gear selection, clutch, lubrication)
Chassis:
Frame inspection, suspension, steering system, wheels, and tires
Electrical System:
Wiring diagrams, ignition system, lighting, charging system, and troubleshooting
Braking System:
Front and rear brake system maintenance, repair, and bleeding procedures
Fuel System:
Fuel tank, fuel lines, and carburetor service and adjustment
Cooling System:
If applicable (liquid-cooled variants), radiator, hoses, and coolant service
Maintenance:
Scheduled maintenance, routine checks, lubrication, filter replacement
Diagnostics:
Troubleshooting guides for common issues, fault finding procedures
Repair:
Step-by-step instructions for component replacement and repair
Rebuild:
Detailed procedures for engine and gearbox rebuilds
Adjustment:
Carburetor adjustment, clutch adjustment, chain adjustment
Depth:
Full workshop level, suitable for professional technicians and experienced mechanics
Compatibility:
Microsoft Windows (95, 98, 98SE, 2000, NT, ME, XP, Vista, Windows 7) and all Mac computers
Resolution:
High quality, with clear photos, illustrations, and diagrams
Binding:
N/A (Digital PDF, printable)
Paper Type:
N/A (Digital PDF, printable)
Type:
2-stroke, single-cylinder
Bore X Stroke:
Typically around 54 mm x 54.5 mm (exact specification may vary slightly by year)
Cooling System:
Liquid-cooled (most common for WRE/SM models)
Horsepower:
Approximately 30-35 HP at peak (depending on year and tuning)
Torque:
Estimated around 18-20 Nm (exact specification may vary)
Carburetor:
Keihin PWK 38 AS (common specification for this era)
Fuel Type:
Unleaded gasoline (minimum 95 octane recommended), with 2-stroke oil pre-mix
Type:
Electronic Ignition (CDI)
Oil Mixture:
Automix or manual pre-mix (refer to manual for specific ratio and oil type)
Wheelbase:
Approximately 1450 mm (57.1 inches) (varies slightly by year)
Seat Height:
Approximately 920 mm (36.2 inches) (varies slightly by year)
Dry Weight:
Around 105-110 kg (231-243 lbs) (varies slightly by year)
Fuel Tank Capacity:
Approximately 7-9 liters (1.8-2.4 US gallons) (varies slightly by year)
Features:
Basic instrumentation (speedometer, odometer, engine temperature indicator if applicable), no advanced infotainment systems.
Features:
N/A (basic motorcycle design)
Features:
N/A (basic motorcycle design)
Oil Change:
Every 50 operating hours or annually for transmission oil; 2-stroke oil tank refill as needed.
Air Filter Cleaning:
Every 10-20 operating hours or as needed based on riding conditions.
Spark Plug Replacement:
Refer to manual, typically every 100-200 operating hours or based on inspection.
Piston Ring Replacement:
Recommended every 100-150 operating hours for optimal performance and compression.
Engine Oil Type:
Specific 2-stroke engine oil for premix or automatic injection (e.g., Castrol Power 1 Racing 2T, Motorex Cross Power 2T) - consult manual for exact type and ratio.
Brake Fluid:
DOT 4 hydraulic brake fluid
Coolant:
Ethylene glycol based coolant with corrosion inhibitors (50/50 mix with distilled water)
Common Wear Items:
Piston rings, exhaust power valve mechanism, clutch plates, wheel bearings, suspension seals due to the nature of 2-stroke engines and off-road/supermoto use.
Carburetor Tuning:
Requires regular attention and adjustment for optimal performance across varying conditions and altitudes.
Heritage:
Husqvarna Motorcycles is one of the oldest motorcycle manufacturers, originating in Sweden, known for its off-road racing heritage.
Development:
The WRE 125 and its SM variant evolved from Husqvarna's motocross and enduro lineage, adapted for street legality and supermoto performance.
Manufacturing Location:
Sweden and later Italy (under Cagiva/MV Agusta ownership during this period)
