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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 225 (Front Drive Axle) >> Diagnostic Information and Procedures >> Wheel Bearing Wear - Front Drive Axle (Straight) >> Single Edge Pitting

Single Edge Pitting

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Fig 1: Single Edge Pitting
G01216364Courtesy of GENERAL MOTORS CORP.

Flaking of surface metal results from fatigue, usually at one edge of race and rollers. Replace the bearing. Clean all related parts. Replace the shaft if damaged.