Polaris A12MH46AX Service Manual page 290

FINAL DRIVE
7. Remove the two brake caliper attaching bolts.
CAUTION
Do not hang the caliper by the brake line. Use wire
to hang the caliper to prevent possible damage to
the brake line.
8. Remove hub nut and hub assembly.
9. Remove cotter pin and nut from lower A-arm ball joint.
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9923412 - 2012 Sportsman 400/500 and EFI Tractor Service Manual
© Copyright 2011 Polaris Sales Inc.
10. Remove lower A-arm from ball joint using a ball joint
fork tool.
11. Pull strut assembly out while pivoting the CV drive
shaft away until it clears the strut assembly.