The Tamiya 3451485 spur gear shaft is a practical replacement part for MB-01 chassis owners. Built to match the requirements of the Tamiya 58721 layout, it helps return smooth gear engagement and consistent drivetrain behaviour.
This shaft is made to maintain correct alignment and reduce gear wear, supporting reliable power flow from motor to wheels. The robust finish helps keep related parts working longer between services.
Made for the MB-01 series, the 3451485 installs into the 58721 chassis with no special modification. The straightforward replacement process gets you back on track quickly.
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