Segment:
Entry-level sportbike / Lightweight sportbike
Target Audience:
Beginner riders, commuting, sport-touring, track day enthusiasts
Key Competitors:
Honda CBR250R, Yamaha FZR250R, Suzuki GSX250F Katana
Engine Configuration:
Parallel-twin, liquid-cooled
Design Philosophy:
Sporty styling with accessible performance and reliability
Manual Benefit:
Empowers DIY owners for maintenance, repair, and optimization, saving costs and enhancing ownership experience
Engine:
Complete engine overhaul, tuning, diagnostics, internal components, lubrication system
Fuel System:
Carburetor tuning and overhaul, fuel pump, fuel lines, fuel tank maintenance
Ignition System:
CDI unit, spark plugs, ignition timing, wiring diagrams
Transmission:
Clutch operation, gearbox disassembly and assembly, gear shift mechanism
Cooling System:
Radiator, fan, coolant flow, hoses, thermostat
Electrical System:
Wiring diagrams for all circuits, lighting, starter, battery, charging system, instrumentation
Chassis And Suspension:
Frame inspection, front fork service (including seal replacement), rear shock absorber maintenance, swingarm and linkage lubrication
Brakes:
Front and rear brake caliper service, master cylinder overhaul, brake pad replacement, fluid flush and bleed procedures, disc inspection
Wheels And Tires:
Tire pressure, tread wear inspection, wheel bearing service, spoke tension adjustment (if applicable)
Bodywork And Fairings:
Fairing removal and installation, seat, tank mounting, general bodywork repair
Exhaust System:
Exhaust pipe inspection, muffler maintenance
Maintenance:
Scheduled maintenance, oil changes, filter replacements, chain adjustment, brake adjustments, spark plug replacement
Troubleshooting:
Diagnostic flowcharts, common problem identification and solutions
Repair:
Step-by-step instructions for component disassembly, repair, and reassembly
Rebuilds:
Complete engine rebuild, carburetor overhaul, suspension component rebuild
Diagnostics:
Electrical system diagnostics, engine performance testing, fault code interpretation (if applicable for later models)
Restoration:
Guidance for bringing an older model back to original specifications
Level:
Comprehensive (from basic maintenance to complete engine rebuild)
Detail:
Includes torque specifications, clearances, measurements, and assembly sequences
Illustrations:
Detailed diagrams, exploded views, and clear step-by-step illustrations
Quality:
High-resolution, zoomable illustrations
Searchability:
Likely searchable PDF text (depending on the source)
Compatibility:
Windows, macOS, Linux, iOS, Android via PDF reader
Printability:
Printable on any standard printer
Restrictions:
No printing or saving restrictions mentioned
Digital Only:
True (not a physical copy)
Digital Equivalent:
N/A (digital format)
Configuration:
Parallel-twin cylinder, four-stroke
Displacement:
248 cc (248cc)
Bore X Stroke:
55.0 x 52.4 mm
Valve Train:
DOHC, 8 valves (2 per cylinder)
Cooling System:
Liquid-cooled
Compression Ratio:
12.0:1 (approximate, varies slightly by year)
Horsepower:
Approx. 30-35 HP @ 10,500 RPM (varies by year and market)
Torque:
Approx. 15-17 lb-ft @ 8,500 RPM (varies by year and market)
Carburetion:
Dual Keihin CVK32 carburetors (pre-2008 models)
Fuel Capacity:
Approx. 13 Liters (3.4 US gallons)
Oil Change:
Every 4,000-6,000 km (2,500-3,750 miles) or 6 months
Oil Filter Replacement:
Every oil change
Spark Plug Replacement:
Every 12,000-18,000 km (7,500-11,250 miles)
Chain Adjustment Lubrication:
Every 1,000-1,500 km (600-900 miles)
Valve Clearance Check:
Every 20,000-24,000 km (12,500-15,000 miles)
Engine Oil Type:
SAE 10W-40 API SG or higher (JASO MA recommended)
Engine Oil Capacity:
Approx. 2.0 - 2.2 Liters (with filter change)
Coolant Type:
Ethylene glycol based antifreeze with distilled water (50/50 mix)
Brake Fluid Type:
DOT 3 or DOT 4
Carburetor Sync:
Carburetors can lose sync over time, requiring periodic adjustment for smooth running.
Cam Chain Tensioner:
Can become noisy or fail, leading to a rattling sound.
Charging System:
Stator or regulator/rectifier issues can lead to battery drain or overcharging.
Fork Seals:
Front fork seals are prone to leaks with age and mileage.
Valve Stem Seals:
Can degrade over time, leading to oil consumption.
Kawasaki Legacy:
Kawasaki Heavy Industries has a long history in motorcycle manufacturing, known for performance and innovation.
Gpz250 To Gpx250R:
The GPX250R was an evolution of the earlier GPz250, featuring updated styling and improved aerodynamics.
Updates 1988 2007:
Minor updates included styling changes, minor engine tuning for emissions and performance, and brake system upgrades (rear drum to disc on some models).
Production Run:
The GPX250R (EX250) platform was produced for an exceptionally long time, undergoing significant redesign only in 2008 with the Ninja 250R (EX250J).