What type of gear oil goes in a 1994 Yamaha 250 Timberwolf?
The 1994 Yamaha Timberwolf 250 uses 80W-90 gear oil in its transmission. Always check your owner's manual for the specific recommendations and capacity. While 80W-90 is generally correct, the manual might specify a particular type (e.g., API GL-1, GL-4, or GL-5). Using the wrong type could damage the transmission.