This is an RC-scale right wheel differential hub designed for Yokomo YR-R12C3 series chassis. The hub accepts the differential adjustment cone and uses a thrust-style bearing where the cone seats, which reduces axial loads on the bearing during cornering and differential preload adjustments. That design helps maintain smoother differential operation over time without implying a lifespan guarantee.
Installation is straightforward for experienced hobbyists using standard maintenance tools. The hub replaces the factory right-side wheel differential hub and should be checked for correct cone preload during assembly. Ensure bearings and mating surfaces are clean and lightly lubricated with the recommended RC-safe grease before final torqueing.
From a tuning perspective this hub plays a supporting role: by isolating axial forces with the thrust-bearing interface, it can make differential behavior more consistent under changing loads, which aids fine-tuning of traction and turn-in characteristics on the track.
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