Let your XRay X4 drivetrain glide on a set of 1up Racing Competition Ball Bearings! Featuring polished deep groove chromium steel inner and outer races and precision balls, our bearings aren’t just incredibly smooth.. they’re incredibly durable too! We selected a high ABEC rating to reduce slop in the drivetrain for improved feel and overall traction. To ensure 1up Racing Competition Ball Bearings roll freely, these feature dual metal shields and come pre-oiled with our World Famous Clear Bearing Oil. Unleash your car’s full potential with a set of 1up Racing Competition Ball Bearings!
- CURRENT 17.5 2wd and 13.5 4wd ROAR National Champion Ball Bearings!
- Pre-Oiled with 1up Racing Clear Bearing Oil
- Improves Overall Feel and Responsiveness
- Improves Corner Speed
- Reduces Drivetrain Resistance
- Excellent Lifespan
- Excellent Value