2006 magnum front differential
 

Never put in or changed the fluid(dealer always took care of that). Where is the plug located, how to check it and how to add the fluid?

5/16" drain plug and hex head fill plug on the left side of the diff. Items 21,22 on the parts break down. Dirt Cheap Yamaha, Polaris, Suzuki & Kawasaki OEM Parts & Accessories – Cycle Parts Warehouse Again this cheap 5 buck service manual can help on simple service,fluid requirements, quantities,etc along with repairs when needed.2006 Polaris Magnum 330 Service Manual PDF Download

Thanks, I plan on buying that service manual