Market Segment:
Dual-sport motorcycle, targeting riders for both on-road commuting and off-road trail exploration.
Competitors:
Competes with other dual-sport motorcycles like the Honda CRF250L, Yamaha WR250R, and Suzuki DR-Z250.
Vehicle Features:
Lightweight, agile, liquid-cooled engine, capable suspension, street-legal off-road styling.
Engine Systems:
Engine disassembly, assembly, tuning, lubrication, cooling, fuel delivery (carburetion), ignition, exhaust, starting system, charging system.
Transmission Drivetrain:
Clutch, gearbox, final drive (chain and sprockets), shifting mechanism.
Chassis Suspension:
Front fork (USD), rear shock absorber, swingarm, linkage, frame, wheel bearings, steering head bearings.
Braking System:
Front and rear disc brakes, hydraulic lines, master cylinders, calipers, brake pad replacement, bleeding procedure.
Electrical System:
Wiring diagrams, battery, lighting (headlight, taillight, indicators), horn, instruments, sensors, CDI unit, troubleshooting electrical faults.
Bodywork Fittings:
Fairings, fenders, seat, fuel tank, handlebars, footpegs, controls, body panel removal and installation.
Routine Maintenance:
Oil changes, filter replacement, air filter cleaning/replacement, chain adjustment and lubrication, spark plug inspection/replacement, valve clearance adjustment.
Troubleshooting:
Diagnostic procedures for common operational issues, symptom-based troubleshooting guides.
Repair Overhaul:
Detailed step-by-step instructions for component disassembly, repair, and reassembly.
Technical Data Specs:
Torque specifications for fasteners, clearances, fluid capacities, electrical resistance values, diagnostic parameters.
Depth Of Coverage:
In-depth coverage suitable for professional technicians and experienced DIY mechanics, including complete engine rebuilds and complex electrical diagnostics.
Engine Type:
4-stroke, DOHC, 4-valve single-cylinder.
Displacement:
249 cc (249 cm³)
Bore X Stroke:
72.0 x 61.2 mm
Cooling System:
Liquid-cooled
Horsepower:
Approximately 20.3 hp @ 7,000 rpm (claimed, may vary slightly by region/spec).
Torque:
Approximately 15.1 lb-ft @ 6,500 rpm (claimed, may vary slightly by region/spec).
Fuel Delivery:
Carburetor (Keihin CVK34)
Fuel Type:
Unleaded gasoline, 87 octane or higher recommended.
Ignition System:
Digital CDI
Safety Certification:
Street-legal in most jurisdictions, meets DOT and EPA standards for emissions and noise.
Braking System Type:
Front: Petal-style disc. Rear: Petal-style disc. (ABS not standard on this model).
Lighting:
Halogen headlight, LED taillight and brake light, front and rear turn signals.
Infotainment System:
Basic instrumentation including speedometer, odometer, trip meter, and indicator lights. No advanced infotainment features.
ABS Availability:
Anti-lock Braking System (ABS) was not a standard feature on the 2011 KLX250S model.
Connectivity Features:
No electronic connectivity features (e.g., Bluetooth, smartphone integration).
Oil Change Interval:
Every 6,000 km (3,700 miles) or 6 months, whichever comes first.
Air Filter Service:
Inspect every 6,000 km (3,700 miles); clean or replace as needed.
Valve Clearance Check:
Every 12,000 km (7,500 miles).
Engine Oil Type:
SAE 10W-40 API SG or higher, JASO MA certified.
Engine Oil Capacity:
1.8 Liters (1.9 US qt) without filter change; 2.0 Liters (2.1 US qt) with filter change.
Coolant Type:
High-quality ethylene glycol-based coolant with distilled water, 50/50 mixture.
Brake Fluid Type:
DOT 4 hydraulic brake fluid.
Common Wear Items:
Clutch plates, chain and sprockets, brake pads, wheel bearings, fork seals are common wear items requiring periodic inspection and replacement.
Carburetor Tuning:
Carburetor adjustment may be necessary for optimal performance at different altitudes or after modification (e.g., aftermarket exhaust).
Kawasaki Heritage:
Kawasaki Heavy Industries, Ltd. is a Japanese public company known for a wide range of products including motorcycles, heavy equipment, aerospace, and defense systems. The KLX line represents Kawasaki's long-standing commitment to off-road and dual-sport motorcycles.
Klx250 Evolution:
The KLX250S is an evolution of Kawasaki's successful line of off-road and dual-sport bikes, building upon previous iterations with updates to engine management, suspension, and styling. The 2009-2011 generation introduced fuel injection to some international markets, but the KLX250VB typically refers to the carbureted model prevalent in North America.
Manufacturing Location:
Primarily manufactured in Japan.
