3RACING Cero SAK-C101/D 2mm Outer Joint - Track Tune  [SAK-C101/D]

Fine tune front-drive response with 3RACING SAK-C101/D

The 3RACING Cero Differential Outer Joint 2mm FWD, model SAK-C101/D, is a practical spare or upgrade that keeps the front driveline running true. It is intended to deliver consistent engagement and predictable steering feel across typical hobby sessions.

Fitment and functional notes

This outer joint is manufactured to align with the Cero series specification, using a 2mm interface to maintain correct gear engagement. It supports smooth torque transfer and helps retain the car's original handling balance.

Fitting steps for hobbyists

Install the 3RACING Cero Differential Outer Joint on a stable bench, follow the vehicle disassembly order, and verify that the joint seats cleanly with no binding. No custom machining should be necessary for correct installation.