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Suitable for Yamaha YZF-R25
For the Yamaha YZF-R25, the manufacturer specifies motor oil 10W-30 (API SP, JASO MA2), 10W-40 (API SL, API SN, API SP), 10W-50 (API SP, JASO MA2), 15W-50 (API SP, JASO MA2), or 20W-50 (API SN, API SP, JASO MA2).
Other fluids for the Yamaha YZF-R25
| Fluid | Requirement |
|---|---|
| Brake fluid | FMVSS 116 DOT 3, FMVSS 116 DOT 4 |
| Coolant & antifreeze | ASTM D3306, ASTM D4656 |
Which viscosity does a Yamaha YZF-R25 need?
We cover 1 engine variants of the Yamaha YZF-R25. The most commonly approved grades are 10W-30, 10W-50, 15W-50 and 20W-50. The fill quantity is 2.1 litres.
Which approvals does Yamaha require?
Yamaha publishes no approval of its own: what counts is the viscosity and the ACEA or API class in your owner's manual.
Yamaha YZF-R25 engine variants
The oil finder covers these engine variants of the Yamaha YZF-R25: YZF-R25 2015–2019.

































