You are talking about your Output shaft bearing. The latest part# is 0832-077.
It is listed under the Crankcase, but for whatever reason the 2007 does not show the Crankcase as an option. All the 650's use the same bearing.
-2011 Polaris RZR-4 800 (SOLD)
-1999 Polaris Sportsman 500 ATV
-2006 AC Prowler 650XT (SOLD)-- updated bevel gears, updated oil pump driven gear, 4 wheel disc brakes, line lock E-brake, Papa Slap clutch, Xentec HID's, Dynatek CDI, Warn skid plates, Intellitronix gauges, 2010 intake/cvt duct work and dust shield, RZR seats, Bestop folding windshield, full cab kit, rear cage and rear seats (4 seater)
Last edited by out west; 02-08-2013 at 08:46 AM.