2010 Polaris Sportsman 850 Service Manual, Page 293Get this manual
STEERINGSUSPENSION Removal
The following procedure details upper and lower A-arm removal and replacement on one side of the vehicle1Elevate and safely support the rear of the vehicle and remove the rear wheel10Remove the fastener retaining the stabilizer linkage to the lower A-arm
Upper A-arm Removal 234Remove the through-bolt fastener attaching the upper Aarm to the bearing carrier (see "Exploded View")Remove the through-bolt fastener attaching the upper Aarm to the frame and remove the A-arm from the vehicleExamine A-arm and bearing carrier bushings and pivot shafts (see "Exploded View")Replace if worn and discard the hardware
WARNING