The grease cap, also known as the dust cap, shields the wheel bearing from dirt or debris.
Wheel bearing dust cap importanceThe wheel-bearing dust cap is a round-like metal cover that is mounted on the center of the wheel. Without the grease cap, the wheel bearing would last you long on the road. The bearing requires continuous lubrication to be productive and the cap keeps the grease in place and dirt or debris away. It is also important to note that the grease caps come in many sizes and finishes to fit every appeal.
Common issues with a bad wheel bearing dust capA bad wheel-bearing dust cap can lead to dirt and debris entering and destroying the bearings.