dumb question but what oil do you guys recommend for the bigred rear differential??

[triker111]

sorry guys but i just got my first bigred and i got many questions. i ordered the manual, but for know can anyone tell me what type of oil i should use for the rear diff... and how to check the level thanks guys!

[TravEX]

I use 75w90 gear oil. Synthetic or conventional, doesn't matter, it just needs oil to lube the gears. And change it everytime you change the engine oil. It only holds like 3 oz.

[Liquid-Darkness]

I use 90w gear oil for my dads 250sx rear end. I think there the same bike in ways.

[Erics350x]

royal purple gear oil from O'reillys