This relay is found under the front rack on the Grizzly and under the hood in the battery box on the Rhino. It’s also found on many other ATV’s, UTV’s, Motorcycles, and Golf Carts.
This is a Yamaha OEM relay part number 5EA-81950-20-00. If you don’t need the socket, save yourself over $10 and go with just the relay. Find it here. 5EA Relay without socket