Category:
Dual-sport / Off-road motorcycle
Target Audience:
Enthusiasts, mechanics, owners looking for in-depth repair and maintenance guidance
Competitors:
Honda XR250R, Yamaha WR250, Suzuki DR250
Vehicle Highlights:
Durable, reliable liquid-cooled 2-stroke engine, capable off-road suspension, street-legal features (depending on market variant), lightweight chassis
Utility:
Essential for maintaining optimal performance, diagnosing issues, and performing repairs on the KLX250R, saving time and money compared to dealership service.
Engine:
Top end, bottom end, cooling system, lubrication, fuel system (carburetor, intake), exhaust system, ignition system (CDI, spark plug)
Transmission:
Gearbox operation, clutch (wet multi-plate), shift mechanism, lubrication
Chassis And Suspension:
Frame inspection, front fork (USD), rear shock absorber (Uni-Trak), swingarm, linkage, steering system, wheel bearings
Brakes:
Front disc brake, rear disc brake, master cylinders, calipers, brake lines, fluid replacement
Electrical:
Wiring diagrams, lighting system, battery, charging system (stator, regulator/rectifier), starter system, instrumentation, fuses
Fuel System:
Carburetor (likely Keihin), fuel tank, fuel petcock, fuel lines
Bodywork:
Plastics, seat, fenders, graphics, mounting hardware
Maintenance:
Oil changes, filter replacement, chain adjustment, spark plug service, air filter cleaning/replacement, carburetor cleaning and adjustment, brake bleeding, coolant flush
Troubleshooting:
Diagnostic charts for common performance issues, electrical faults, starting problems
Repair:
Complete engine overhaul, carburetor rebuild, suspension fork seal replacement, brake caliper rebuild, transmission gear replacement, electrical component diagnosis and repair
Assembly And Disassembly:
Step-by-step instructions for major component removal and installation
Depth:
Comprehensive, covering everything from routine maintenance to complete engine and chassis rebuilds
Engine Type:
2-stroke, liquid-cooled, single-cylinder
Displacement:
249cc (exact cc may vary slightly by sub-model)
Bore X Stroke:
68.0 mm x 68.6 mm (typical for this era KLX250)
Compression Ratio:
Approx. 7.0:1 (typical for 2-stroke off-road)
Horsepower Est:
30-35 HP (estimated, actual figures vary)
Torque Est:
20-25 lb-ft (estimated)
Carburetor:
Likely Keihin PWK or similar, single carburetor with accelerator pump
Fuel Type:
Unleaded gasoline, 91 octane or higher recommended
Fuel Tank Capacity:
Approx. 2.6 gallons (10 Liters)
Oil Mixing:
Premix (e.g., 32:1 or 40:1 ratio with 2-stroke oil)
Cooling Type:
Liquid-cooled
Ignition Type:
CDI (Capacitor Discharge Ignition)
Spark Plug Type:
NGK BR9ES (typical, check manual for exact spec)
Transmission Type:
6-speed manual constant mesh
Clutch Type:
Wet multi-plate
Gear Ratios:
Specific ratios are detailed within the manual.
Transmission Oil Type:
API GL-4, SAE 80W/90 hypoid gear oil (typical, consult manual for specific Kawasaki recommendation)
Transmission Oil Capacity:
Approx. 0.8 Liters (check manual)
Safety Certification:
N/A (Motorcycle specific certifications vary by region and year)
Braking System:
Hydraulic disc brakes front and rear
Lighting:
Headlight, taillight, brake light, turn signals (if equipped for street legality)
Infotainment System:
N/A (Basic instrumentation only)
Dash Features:
Speedometer, odometer, trip meter, neutral indicator, high-beam indicator, turn signal indicators.
Oil Change Interval:
Every 10-15 hours of riding or seasonally (consult manual)
Air Filter Cleaning:
After every few rides, or as needed based on conditions
Chain Maintenance:
Clean and lubricate every 300-500 miles (or more frequently in off-road conditions), adjust as needed.
Engine Oil Type:
Specific 2-stroke premix oil, 100% synthetic or semi-synthetic recommended for optimal performance and protection.
Coolant Type:
Ethylene glycol-based coolant mixed with distilled water (50/50 ratio typical)
Brake Fluid Type:
DOT 3 or DOT 4 hydraulic brake fluid (check manual for specific DOT rating)
Carburetor Fouling:
Common in older 2-strokes; requires periodic cleaning and proper jetting.
Clutch Wear:
Friction plates can wear over time, especially with aggressive riding; manual details inspection and replacement.
Suspension Seals:
Fork seals and shock seals can degrade, leading to leaks; manual provides seal replacement procedures.
Power Valve Sticking:
The KIPS (Kawasaki Integrated Power Valve System) can sometimes stick due to carbon buildup, affecting engine performance. Manual covers cleaning and maintenance.
Kawasaki Legacy:
Kawasaki has a long and storied history in off-road and dual-sport motorcycles, known for performance and durability.
Klx Lineage:
The KLX line has evolved significantly, with the 250R representing a robust 2-stroke era before the transition to 4-stroke models.
Production Period:
The KLX250R was produced for a significant period, with the 1993-1997 range representing a specific generation.
Manufacturing Location:
Primarily Japan
