Engine Oil - Yamaha BEAR TRACKER YFM250XR Owner's Manual

Engine oil

Make sure the engine oil is at the specified level.
Fill with oil as necessary. (See pages 8-13–8-19
for details.)
Recommended oil:
-20˚ -10˚ 0˚
5W/30
Recommended engine oil classification:
API Service SE, SF, SG type or higher
5-13
20˚ 30˚ 40˚
10˚
10W/30
10W/40
15W/40
20W/40
20W/50
EBU01180
50˚C