Bearing adjustment can present one of the biggest barriers to extending the life of a wheel end components. Overtightened bearings will fail prematurely, overheating and contaminating the lube. When bearings are too loose, seals dislodge and begin leaking oil or grease, contributing to tire wear. And preloads can’t be off by more than the width of a human hair.
ATLANTA, GA – Accuride vice president – OEM sales, trailer, and municipal Neil McIrvin still remembers a fleet owner who asked why the industry couldn’t make a wheel end system that lasts the life of a trailer or truck.