It's a bolt-on design. Made of structural aluminum 6061-T6. The thickness of the plate is twice the one of the original to make it stronger so it wont break again.
Also, you won't have to shift the diff to make it fit, we cleared the part of the piece that is near to the table bracket on the frame. Works with the following models.
The product includes new fasteners, bearing seal and needle bearing as see on the pictures. A clear and easy installation manual is also included. The item "Polaris XP 550 850 Sportsman (2009-2014) pinion cover HD" is in sale since Saturday, April 7, 2018.This item is in the category "eBay Motors\Parts & Accessories\ATV, Side-by-Side & UTV Parts & Accessories\Other". The seller is "custom_motoquad" and is located in Sainte-Cecile-de-Milton, Quebec. This item can be shipped worldwide.