What technology is in the bearings of wheels of cars/bicycles such that they are used in the rain without worrying about corrosion? Asking because everyone just told me skateboard/roller skate wheel bearings would rust if I skate in the rain, or just going through a puddle would ruin them.

Question

What technology is in the bearings of wheels of cars/bicycles such that they are used in the rain without worrying about corrosion? Asking because everyone just told me skateboard/roller skate wheel bearings would rust if I skate in the rain, or just going through a puddle would ruin them.

In: Other

Answer 1

Materials. Good skateboard bearings are like $2. Good wheel bearings for a car are $35. The design and seals for wheel bearings are just built to a higher standard. Skate in the rain if you want to, bearings are cheap.