Category:
Off-road Motorcycle / Motocross/Enduro
Competitors 2004:
KTM 125 EXC/SX, Yamaha YZ125, Honda CR125R, Suzuki RM125, Kawasaki KX125.
Vehicle Focus:
Performance-oriented off-road motorcycles known for their handling and competitive spirit.
Manual Value:
Provides essential information for owners and technicians to maintain and repair the 2004 Husqvarna CR 125 and WR 125 models, ensuring longevity and optimal performance.
Engine:
Complete engine overhaul, including top-end and bottom-end components, lubrication, cooling, and ignition systems.
Transmission:
Gearbox disassembly, inspection, repair, and reassembly, clutch system service.
Chassis:
Frame inspection, suspension (front forks, rear shock), steering, wheels, and hubs.
Brakes:
Front and rear brake systems, including hydraulic components, pads, discs, and bleeding procedures.
Electrical:
Wiring diagrams, lighting, ignition system components, charging system, and troubleshooting.
Fuel System:
Carburetor service, fuel tank, fuel lines, and filtration.
Exhaust System:
Exhaust pipe and silencer inspection and maintenance.
Bodywork:
Body panel removal and installation, seat, handlebars, and controls.
Maintenance:
Scheduled maintenance tasks, oil changes, filter replacements, chain adjustment, spark plug service.
Troubleshooting:
Diagnostic procedures for common and uncommon issues, fault finding charts.
Repair:
Detailed step-by-step repair instructions for all major and minor components.
Rebuild:
Complete engine and transmission rebuild procedures with torque specifications and tolerances.
Disassembly Assembly:
Detailed instructions for dismantling and reassembling all vehicle systems.
Depth:
OEM (Original Equipment Manufacturer) level of detail, covering everything from basic adjustments to full engine rebuilds.
Engine Type:
2-Stroke, Single Cylinder
Displacement:
124 cc (approximately)
Cooling System:
Liquid-Cooled
Bore X Stroke:
Specifications would be detailed in the manual (e.g., 54 mm x 54.5 mm).
Induction:
Reed Valve Intake, Carburetor
Ignition System:
CDI (Capacitor Discharge Ignition)
Horsepower Estimate:
Approximately 35-40 HP (depending on specific CR/WR tuning).
Torque Estimate:
Specifications would be detailed in the manual.
Carburetor Model Estimate:
Mikuni VM Series (e.g., 38mm) or Keihin PWK.
Fuel Type:
Unleaded Gasoline with 2-stroke Oil Pre-mix
Premix Ratio:
Typically 32:1 or 40:1, to be confirmed in manual.
Transmission Oil:
Manual specifies recommended SAE viscosity grade and API service classification.
Wheelbase:
Specifications found in manual (typical for this era ~57-58 inches).
Seat Height:
Specifications found in manual (typical ~38-39 inches).
Dry Weight:
Specifications found in manual (typically around 210-225 lbs).
Fuel Tank Capacity:
Specifications found in manual (typical ~2.5-3 gallons).
Safety Certification:
N/A (Off-road vehicles are not typically subject to road safety regulations).
Braking System:
Hydraulic Disc Brakes (Front and Rear)
Suspension Performance:
Advanced suspension systems (e.g., Marzocchi/WP forks, Sachs/Ohlins shock) designed for off-road stability and control.
Frame Construction:
Robust steel or aluminum frame providing structural integrity.
Oil Change Frequency:
Detailed in manual, typically based on operating hours for off-road use.
Air Filter Cleaning:
Frequent cleaning recommended, interval specified in manual.
Spark Plug Replacement:
Intervals and recommended plug types detailed in manual.
Top End Rebuild:
Recommended intervals for piston and ring replacement based on usage, specified in manual.
Coolant Type:
Manual specifies coolant type and mixture ratio (e.g., ethylene glycol based).
Brake Fluid Type:
Manual specifies DOT 4 or equivalent hydraulic brake fluid.
Transmission Oil Spec:
Manual specifies SAE viscosity and API classification for gearbox oil (e.g., SAE 80W/90, API GL-4).
Common Wear Items:
Piston rings, clutch plates, wheel bearings, fork seals, and chain/sprockets are common wear items on performance two-strokes.
Carburetor Tuning:
Carburetor jetting may require adjustments based on altitude, temperature, and modifications, covered in manual.
Suspension Maintenance:
Regular fork oil changes and shock maintenance are crucial for performance and longevity, detailed in the manual.
Brand Origin:
Swedish origin, known for its history in off-road and motocross racing.
125Cc Class Significance:
The 125cc two-stroke class was highly competitive in motocross and enduro during this period, representing entry-level performance for many riders.
Manufacturing Location Estimate:
Italy (Husqvarna manufacturing was largely based in Italy during this era).
Model Continuity:
The CR and WR 125 models were a staple in Husqvarna's lineup for many years, undergoing continuous refinement.
Racing Success:
Husqvarna has a rich racing heritage, and their 125cc models have historically been competitive in national and international racing series.
Performance Reviews:
Contemporary reviews of the 2004 models would highlight their agile handling, strong engine power for their class, and robust suspension.
Emissions Certification:
N/A (Off-road vehicles are typically exempt from stringent road emissions standards).
