Yamaha YZ85
Maintenance specs for 1 variant of the Yamaha YZ85 — from 2002 to 2026.
2002–2026 Yamaha YZ85
84.7cc Liquid-Cooled 2-Stroke Single (YPVS) · Chain
22 hp / lb-ft
Engine Oil
WeightYamalube 2-R or Yamalube 2-S 2-stroke oil (premix 32:1)
Transmission
Type6-Speed
FluidSAE 10W-40 JASO MA
Drain & fill0.53 qt
Fuel
Tank1.3 gal
TypePremium 91 (premixed with 2-stroke oil at 32:1)
Tires
Front70/100-17
Rear90/100-14
Pressure (front)12 PSI
Pressure (rear)12 PSI
Service Intervals
Oil change225 mi
Trans service450 mi
Coolant flush1,500 mi
Brake fluid1,500 mi
Spark plugs450 mi
Air filter150 mi