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Yamaha YZ250FX

Maintenance specs for 1 variant of the Yamaha YZ250FX — from 2015 to 2026.

20152026 Yamaha YZ250FX

250cc Liquid-Cooled DOHC 4-Stroke Single · Chain

44 hp / 20 lb-ft

Engine Oil

Weight10W-40
Capacity0.9 qt

Transmission

Type6-Speed (shared with engine oil)
FluidShared with engine oil

Coolant

TypeYamalube 50/50 Premixed Coolant or ethylene glycol
Shop coolant

Brake Fluid

TypeDOT 4
Shop DOT 4

Fuel

Tank2.1 gal
TypePremium 91

Tires

Front80/100-21
Rear110/100-18
Pressure (front)14 PSI
Pressure (rear)14 PSI

Spark Plugs

Gap0.024 in
Shop spark plugs

Service Intervals

Oil change1,800 mi
Coolant flush6,000 mi
Brake fluid6,000 mi
Spark plugs3,000 mi
Timingchain (no scheduled replacement)
Air filter600 mi