Dedicated Subsystem WorkbenchPlatform Gen: 2020–2025

2023 Kawasaki KX250 Oil Capacities, Coolant & Fluid Specifications

Verified fluid capacities for 2023 Kawasaki KX250: engine oil 0.85 L (0.90 US qt) with filter change (1.00 L completely dry), viscosity 10W-40 JASO MA2, coolant 1.00 L (1.06 US qt), brake fluid, and fork oil levels.

Technical PassportOEM VERIFIED

Engine

249cc

Cooling

Not Available

Final Drive

520 Chain

Engine Oil

0.85 L (0.90 US qt) with filter change (1.00 L completely dry)

Spark Plug

NGKHG9B12P (Iridium Racing)

Front Tire

80/100-21 51M

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Gen 2020–2025

Factory Platform Compatibility: All workshop fluid capacities, maintenance milestones, torque specifications, and consumables on this specification sheet are factory-identical across model years 2020 through 2025.

Select Model Year:(Active: 2023)
6 Production Years (2020–2025)

2020 2021 2022 2023 2024 2025

Suggested Items4 Verified Workshop Consumables Available for this Job

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Fluids & Service Capacities

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Engine Oil (Drain & Filter Change)0.85 L (0.90 US qt) with filter change (1.00 L completely dry)

Engine Oil (Drain Only)0.82 L (0.87 US qt)

Recommended Oil Viscosity10W-40 JASO MA2

Coolant System Capacity1.00 L (1.06 US qt)

Brake Fluid StandardDOT 4 Brake Fluid (Brakes & Hydraulic Clutch)

Drivetrain, Chain & Gearing

Gearing Calculator →Shop Chains & Sprockets →

Drive Chain Pitch520

Chain Link Count114 Links

Front Sprocket Teeth13T

Rear Sprocket Teeth50T

Final Drive Configuration520 Pitch Chain

Ignition & Electrical Specifications

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OEM Spark Plug Part NumberNGKHG9B12P (Iridium Racing)

Electrode Spark Plug Gap0.7 - 0.8 mm (0.028 - 0.031 in)

OEM Battery Reference CodeHY85S

Battery Output & Rating12V 2.0Ah LiFePO4 Lithium-Ion

Spark Plug Inspection IntervalN/A

Wheels, Tires & Inflation Pressures

Matched 2-Tire Sets →

Front Tire Dimensions80/100-21 51M

Cold Front Inflation Pressure15 PSI (Cold)

Rear Tire Dimensions100/90-19 57M

Cold Rear Inflation Pressure15 PSI (Cold)

OEM Wheel Rim Widths (F / R)3.50" / 5.50"

Verified OEM Wheel Fitment: 80/100-21 (F) + 100/90-19 (R)

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Official NHTSA Safety Recalls & Technical Bulletins

0 Open Campaigns (Clean)

U.S. Department of Transportation compliance database (Title 49 U.S.C. Chapter 301).

Verify VIN on NHTSA.gov

No Active Federal Safety Recalls Reported

The U.S. DOT National Highway Traffic Safety Administration (NHTSA) records zero open safety recall campaigns for the 2023 Kawasaki KX250 platform. Always check your individual 17-digit VIN at an authorized dealership or via NHTSA.gov for individual recall completions.

1-Click Factory Service KitOEM Spec Fluid Capacities Matched

Workshop Maintenance Kit & Factory Fluids

Authentic factory-grade motor oil, oil filter, and high-temp brake fluid matched precisely to 2023 Kawasaki KX250 capacities.

Full Kit Subtotal

$74.50

10W-40 JASO MA2

Silkolene Pro 4 4T Synthetic Oil 10W-40 (4 Liter)

4-Liter Factory Full Jug

Matches factory 10W-40 spec (Oil spec: 0.85 L (0.90 US qt) with filter change (1.00 L completely dry))

Item Price

$68.95

DOT 4 Synthetic Formula

EBC High-Performance DOT 4 Synthetic Brake Fluid

8.8 oz (250 ml) Workshop Bottle

Meets & exceeds factory DOT 4 Brake Fluid (Brakes & Hydraulic Clutch) specifications

Item Price

$5.55

Factory OEM Spark Plug Spec

NGKHG9B12P (Iridium Racing)

Gap: 0.7 - 0.8 mm (0.028 - 0.031 in)

Inspection milestone: Not Available. Exact factory part specification.

Authentic OEM Reference

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Complete Workshop Maintenance Package3 Essential Service Items

Includes 10W-40 JASO MA2 engine oil (4-Liter Factory Full Jug), high-flow filter & DOT 4 fluid.

Kit Total

$74.50

Explore Other Subsystems for this 2023 Kawasaki KX250

Jump straight into dedicated factory specifications and interactive workshop diagnostic engines.

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Subsystem Guide/torques

Fastener Torques

Engine drain plug, axle spindles, caliper mounts, triple clamp pinch bolts & thread lubrication derating guide.

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Subsystem Guide/fuses-relays

Fuses & Relays

Main: N/A • Location: N/A

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Subsystem Guide/compression

Compression & Leakdown

Ratio: N/A

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Subsystem Guide/valves

Valve Clearances

Intake: N/A mm • Exhaust: N/A mm

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Subsystem Guide/fuel-delivery

Fuel Delivery & TB Sync

Idle: N/A • Rail Pressure: N/A • Vacuum: N/A

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Subsystem Guide/electrical

Charging & Battery

Battery: HY85S • CCA: 120 • Regulated: 14.0V – 14.5V DC @ 5,000 RPM

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Subsystem Guide/tires

Tires & Gearing

Front: 80/100-21 51M • Rear: 100/90-19 57M

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Subsystem Guide/suspension

Suspension & Sag

Front Travel: 314 mm • Rear Travel: 316 mm

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Subsystem Guide/maintenance

Maintenance Schedule

Oil: N/A • Valves: N/A • Plugs: N/A

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