Wheel bearing all abouts, Wheel bearing usually have closures that is rubber seals or metal shields, in order to protect the wheel bearing from dirt, dust or any possible contamination, Wheel bearing are lubricated with grease, you can always remove the rubber seals, relubricate the Wheel Bearing with grease then put the seals back again. As for the Wheel bearing that have metal shields, they can of course be removed, lubricated, but will not be installed again, since the metal closures will be damaged when removed. browse our wheel bearing and you can order them online now. Some Cars, ATV, Motorcycles and trailers have taper wheel bearing.