Why are Ball Bearings an Essential Hop-Up and Which Bearings are Best in RC Cars?

Ball bearings are usually the first hop-up option that people install in their radio controlled vehicles. But what are the best bearings? Are steel balls or ceramic bearings better for RC cars, trucks, buggies, and vans? Are metal or rubber seals the best in the gearbox and axles? We answer these questions and more in this episode of the RC Deep Dive.