2008 Polaris ATV Outlaw 450/525 Service Manual, Page 96Get this manual
BODYSTEERINGSUSPENSION 7Loosen and remove the axle nut (D)D 10Remove the four bolts that secure the sprocketNOTE: Only remove sprocket if replacing with new sprocket
Remove the retaining ring (E) and caliper mounting bracket (F)11Slide the sprocket off the axle, if needed12Loosen the concentric clamp bolts (H)Slide the axle through the rear axle housing on the sprocket side