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Yamaha YZ250X

Maintenance specs for 1 variant of the Yamaha YZ250X — from 2016 to 2026.

20162026 Yamaha YZ250X

249cc Liquid-Cooled 2-Stroke Single (YPVS) · Chain

47 hp / lb-ft

Engine Oil

WeightYamalube 2-R or Yamalube 2-S 2-stroke oil (premix 32:1)

Transmission

Type5-Speed
FluidSAE 10W-40 JASO MA
Drain & fill0.79 qt

Coolant

TypeEthylene glycol 50/50 mix
Capacity0.95 qt
Shop coolant

Brake Fluid

TypeDOT 4
Shop DOT 4

Fuel

Tank2.1 gal
TypePremium 91 (premixed with 2-stroke oil at 32:1)

Tires

Front90/90-21
Rear110/100-18
Pressure (front)14 PSI
Pressure (rear)14 PSI

Spark Plugs

Gap0.022 in
Shop spark plugs

Service Intervals

Oil change300 mi
Trans service600 mi
Coolant flush3,000 mi
Brake fluid3,000 mi
Spark plugs600 mi
Air filter300 mi