The Serpent 401021 differential ring is crafted to meet the requirements of S400 and S411 chassis. Its 5x6x2 form factor is produced for repeatable performance and to withstand frequent track use.
Designed for the S400 1/10 190mm EP platform, this ring contributes to balanced power distribution and steadier handling under load. It is suitable whether you are renewing worn parts or fine tuning a race setup.
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