Class:
High-performance Motocross (MX) and Off-Road Competition Motorcycle
Competitors:
Honda CRF250R, Yamaha YZ250F, Suzuki RM-Z250, KTM 250 SX-F
Performance:
Renowned for its potent engine, agile handling, and advanced chassis design for its era.
Technology:
Features like digital fuel injection and advanced suspension were cutting-edge for 2010 MX bikes.
Utility:
Essential for owners and technicians seeking to maintain, repair, and optimize the performance of their KX250F/KX250XAF.
Coverage Scope:
Complete Service, Repair, and Workshop
Estimated Pages:
Likely extensive, typical for factory service manuals (estimate 300-500+ pages)
Type:
Service Repair Workshop Manual
Format:
Digital Download (PDF)
Engine:
Complete engine overhaul, tuning, fuel injection, ignition, lubrication, cooling
Transmission:
Clutch, gearbox, shifting mechanisms, lubrication
Chassis:
Frame, suspension (front forks, rear shock), steering, swingarm
Brakes:
Hydraulic systems (front and rear), brake pad replacement, fluid service, caliper maintenance
Electrical:
Wiring diagrams, battery, ignition system, lighting, sensors, EFI components
Fuel System:
Fuel injection system (injector, throttle body, fuel pump, lines), fuel tank
Cooling System:
Radiator, coolant, hoses, water pump
Exhaust System:
Muffler, header pipe, catalytic converter (if applicable)
Maintenance:
Routine service, oil changes, filter replacements, chain adjustment, spark plug service
Troubleshooting:
Diagnostic procedures for common and complex issues, fault codes (if applicable)
Repair:
Component removal and installation, internal engine work, suspension rebuilds, electrical system repairs
Rebuilds:
Detailed instructions for engine and transmission rebuilds
Specifications:
Torque values, clearances, fluid capacities, electrical component specifications
Depth:
Comprehensive factory-level detail for professional technicians and experienced DIY mechanics
Format Details:
Searchable PDF for easy navigation and information retrieval
Quality:
High-resolution scans of original factory documentation, ensuring clarity of diagrams and text
Binding:
Not Applicable (Digital PDF)
Paper:
Not Applicable (Digital PDF)
Access:
Instant download, no expiry dates, accessible on multiple devices
Type:
Liquid-cooled, four-stroke, DOHC, four-valve single cylinder
Bore X Stroke:
77.0 mm x 53.6 mm
Compression Ratio:
12.8:1 (typical for this model year)
Horsepower:
Estimated 35-40 HP (at crankshaft, actual figures vary)
Torque:
Estimated 20-23 lb-ft (at crankshaft, actual figures vary)
Injection Type:
Digital Fuel Injection (DFI) with 43mm Keihin throttle body
Fuel Type:
Unleaded gasoline, 91 octane or higher recommended
System:
Dry sump lubrication
Type:
Forced air, dual radiators
Length:
Approx. 2185 mm (86.0 in)
Width:
Approx. 800 mm (31.5 in)
Height:
Approx. 1215 mm (47.8 in)
Wheelbase:
Approx. 1485 mm (58.5 in)
Ground Clearance:
Approx. 335 mm (13.2 in)
Curb Weight:
Approx. 102 kg (224.9 lbs)
Dry Weight:
Approx. 96 kg (211.6 lbs)
Fuel Capacity:
6.2 L (1.6 US gal)
Features:
Not Applicable (Competition Motorcycle - focused on performance, not rider amenities)
Features:
Not Applicable (Competition Motorcycle - rider skill is primary)
Fuel Injection:
Digital Fuel Injection (DFI) provides precise fuel metering for optimal power and throttle response.
Suspension Technology:
Features advanced cartridge forks and a linkage-type rear suspension for superior handling and adjustability.
Oil Change:
Recommended every 15 hours of operation or annually
Air Filter Cleaning:
Recommended every 5-10 hours of operation, depending on conditions
Spark Plug Inspection:
Recommended every 15-20 hours of operation
Valve Clearance Check:
Recommended every 20-30 hours of operation
Engine Oil:
SAE 10W-40 API SG or SH, JASO MA Certified (Refer to manual for exact specification)
Engine Oil Capacity:
Approx. 0.7 L (0.7 US qt) without filter change; 0.8 L (0.8 US qt) with filter change
Coolant:
Kawasaki Performance Coolant or equivalent (50/50 mix of antifreeze and distilled water)
Brake Fluid:
DOT 3 or DOT 4 hydraulic brake fluid
Common Wear Items:
Clutch plates, brake pads, fork seals, piston rings, chain and sprockets
Potential Problems:
Overheating if cooling system is not maintained, clutch wear due to aggressive riding, fuel injection system cleaning requirements.
Heritage:
Kawasaki has a long and successful history in motocross racing, with the KX line being a dominant force.
Evolution:
The KX250F has consistently been updated with technology from Kawasaki's racing programs, including advancements in engine management and chassis design.
Generation:
This 2010 model represents a significant iteration of the KX250F platform.
