Express 1/2 Ton Van V6-4.3L VIN W (1999)
A cracked race may be due to improper fit, cocking, or poor bearing seats. Replace the bearing. Correct the bearing seats.
FATIGUE SPALLING
Spalling is a flaked surface metal that results from fatigue. Replace the bearing. Clean all related parts.
BRINELLING
Surface indentations in the race way are caused by the rollers under impact loading or are caused from vibration while the bearing is not rotating.
Replace a rough or noisy bearing.