2010 Polaris Sportsman 850 Service Manual, Page 38Get this manual
MAINTENANCE Battery Removal
XP Models 12Remove the front rack to access the batteryRemove the nut retaining the hold-down strap near the rear portion of the battery and remove the strapTOURING Models 12Remove the passenger seat (see Chapter 9)Remove the fastener retaining the passenger seat shock to the passenger seat support
Retaining Nut
33Disconnect the battery negative (-) (black) cables first, followed by the positive (+) (red) cables