Market Segment:
Entry-level sportbike, beginner-friendly motorcycle.
Target Audience:
New riders, commuters, budget-conscious enthusiasts seeking a reliable and easy-to-handle sportbike.
Key Competitors:
Honda CBR250R (later models), Yamaha YZF-R25 (later models), Ninja 300 (successor model).
Vehicle Features:
Lightweight, agile handling, fuel-efficient, approachable power delivery, distinctive Ninja styling.
Manual Value:
Provides comprehensive factory-level repair and maintenance data, essential for DIY owners and independent shops to maintain the Ninja 250R in optimal condition.
Engine:
Complete engine disassembly, inspection, assembly, timing, lubrication, cooling system, fuel system (carburetors), emissions control.
Transmission:
Gearbox internal inspection, maintenance, clutch system, shift mechanism.
Electrical:
Ignition system, starting system, charging system (alternator, regulator/rectifier), lighting system (headlight, tail light, turn signals), battery, fuses, wiring diagrams, instrument cluster.
Chassis:
Frame inspection, suspension (front fork, rear shock absorber), steering system, wheels, tires, brakes (front and rear disc brakes), brake system hydraulics.
Bodywork:
Fairing removal and installation, seat, fuel tank, fenders, body panels.
Maintenance:
Routine maintenance, oil changes, filter replacements, spark plug replacement, chain adjustment, brake fluid changes, coolant flushes, valve clearance checks.
Troubleshooting:
Diagnostic charts for common problems, electrical system troubleshooting, engine performance issues, starting problems, braking issues.
Repair:
Detailed step-by-step repair instructions for all major and minor components, including engine rebuilding, transmission repair, suspension overhauls, and brake system servicing.
Disassembly Assembly:
Comprehensive instructions for complete disassembly and reassembly of all major motorcycle systems.
Engine Performance Tuning:
Carburetor adjustment, jetting recommendations (though primarily for stock configuration, useful for understanding stock settings).
Chassis Adjustments:
Suspension setup guidance, steering head bearing adjustment, wheel bearing maintenance.
Depth:
Comprehensive, from basic maintenance to full engine and component rebuilding. Includes detailed torque specifications, tolerances, and diagnostic procedures.
Diagnostic Tools:
Provides specifications and procedures that can be utilized with basic mechanic's tools and diagnostic knowledge.
Electrical Diagnostics:
Detailed troubleshooting flowcharts and voltage/resistance checks for electrical components.
Completeness Level:
Factory original, comprehensive coverage for all aspects of maintenance and repair.
Engine Type:
Liquid-cooled, 4-stroke, parallel-twin
Bore X Stroke:
55.0 x 52.4 mm
Compression Ratio:
12.4:1
Valve Train:
DOHC, 8 valves (4 per cylinder)
Horsepower Approximate:
32-34 HP @ 11,000 rpm
Torque Approximate:
16-18 lb-ft @ 10,000 rpm
Carburetion:
Two Keihin CVK30 carburetors
Fuel Type:
Unleaded gasoline, 87 octane minimum
Oil Type:
SAE 10W-40 API SG or higher, JASO MA certified
Oil Capacity With Filter:
1.7 L (1.8 US qt)
Coolant Type:
Kawasaki-specific or equivalent ethylene glycol-based coolant (50/50 mix with distilled water)
Safety Certification:
DOT (for street-legal equipment), EPA, CARB compliance.
Braking System:
Front: Single 290mm petal disc with dual-piston caliper. Rear: Single 220mm petal disc with dual-piston caliper. (ABS optional in some markets, though rare for 2008-2012 250R)
Lighting:
Halogen headlight, LED taillight, standard turn signals.
Frame Construction:
Steel diamond frame for rigidity and stability.
Infotainment System:
N/A (Basic motorcycle instrumentation)
Driver Assistance Features:
N/A (ABS available on some later models/markets, but not standard on these years)
Connectivity Features:
N/A
Instrument Cluster:
Analog tachometer, digital speedometer, odometer, trip meter, fuel gauge, clock, indicator lights (turn signals, high beam, neutral, oil pressure).
Oil Change Interval:
Every 6,000 km (3,700 miles) or 6 months, whichever comes first.
First Service:
1,000 km (600 miles) or 1 month. Includes engine oil, oil filter, chain adjustment, and critical bolt checks.
Valve Clearance Check:
Every 12,000 km (7,500 miles).
Spark Plug Replacement:
Every 12,000 km (7,500 miles).
Engine Oil Specification:
SAE 10W-40 API SG or higher, JASO MA
Coolant Specification:
50/50 mix of ethylene glycol-based coolant and distilled water
Brake Fluid Specification:
DOT 4
Common Issues From Manual:
Front fork seal leaks under heavy use, rear shock absorber wear over extended mileage. Manual details replacement procedures.
Kawasaki Heritage:
Kawasaki Heavy Industries, Ltd. has a long history of motorcycle manufacturing, known for performance and sport-oriented machines.
Ninja Lineage:
The Ninja 250R has been a staple in Kawasaki's lineup for decades, evolving from earlier 2-stroke models to the current 4-stroke parallel-twin configurations.
2008 Update:
The 2008 model year marked a significant redesign, adopting the current styling cues from larger Ninja models, improved aerodynamics, a new semi-double cradle frame, and revised suspension.
Manufacturing Location:
Japan (primarily for these model years).
Motorcycle Awards:
While not always receiving specific 'awards', the Ninja 250R has consistently been praised in motorcycle publications for its value, ease of use, and sporty styling, making it a popular choice for new riders and a consistent bestseller in its class.
Consumer Satisfaction Ratings:
Generally high consumer satisfaction due to reliability and low running costs. Manual assists in maintaining this satisfaction.
