2009 Polaris Scrambler 500 4x4 2x4 factory service manual, Page 202Get this manual
Polaris Premium All Season Grease (PN 2871423) 2Compress mounting bracket and make sure dust boots are fully seatedInstall pads with friction material facing each otherBe sure pads and disc are free of dirt or grease3Install caliper on hub strut, and torque mounting bolts
6Measure the thickness of the pad materialReplace pads if worn beyond the service limit