Yeah Racing has just announced new ball bearing set! (Comes with high speed bearing oil!)
Ball bearings should always be your first upgrades; that reduce friction for less rolling resistance, and that means higher speed and longer the running times. Ball bearings hardly require maintenance and last a lot longer than stock Oilite bushings.
Ball Bearing Cleaning Tips
Availble for:
Traxxas T-MAXX, E-Maxx, Stampede/Rustler/Bandit, Nitro 4-TEC, Revo, Slash 4X4, Summit
3Racing FGX, 3Racing Sakura Zero, 3Racing Sakura FF
Mugen MTX2, Mugen MTX3, Mugen MTX4, MUGEN MTX5, MUGEN Prime 12
Yokomo GT-4, Yokomo MR-4TC, Yokomo Ichiroku-M, Yokomo BD5...
Mini-Z & F-1, Team Losi XXXS, HPI RS4,