What is a wheel bearing cup?
What is a wheel bearing cup? Bearing cups, or races, are designed with a tight fit in their hub. This keeps the cup from slipping or spinning in the hub, but the tight fit makes removing cups tough when replacing the bearing…. Sign up to receive our newsletter with valuable new tech articles and videos every month. How tight should a bearing be on a spindle? The nut on the spindle should be tightened until snug, with no side-to-side play in the hub and then backed off, about a quarter of a turn. The nut finger should be tight until...