Tamiya 94389 AO-1011 620 Bearing pair - performance focused Mini 4WD upgrade  [94389]

Summary of Tamiya 94389 AO-1011 620 Bearing pair

The Tamiya 94389 AO-1011 620 Bearing offers Mini 4WD enthusiasts a compact way to reduce wheel friction. These bearings are useful for builders aiming to enhance rolling smoothness and achieve more reliable lap times in practice and competition.

Function and chassis compatibility

Built to suit standard Mini 4WD bearing dimensions, the 620 bearings improve wheel rotation and cut down on axle rubbing. They help maintain drivetrain efficiency and reduce component wear when installed correctly.

Performance impact on the circuit

Installing the Tamiya 94389 bearings often yields quicker spin-up and steadier corner exits by lowering rotating mass resistance. They are especially helpful on technical tracks where stable wheel movement reduces lap time spread.