2009 Arctic Cat Prowler XTZ ATV Service Manual, Page 165Get this manual
Problem: Rear wheel oscillation Condition 1Rear wheel hub bearings wornloose 2Tires defectiveincorrect 3Wheel rim distorted 4Wheel hub cap screws loose 5Parking brake adjusted incorrectly 6Rear suspension arm-related bushing worn 7Rear shock absorber damaged 8Rear suspension arm nut loose