Replacement 420 sealed X-ring chain designed specifically for use with DirtyBike primary belt-to-chain conversion kits for Sur-Ron Ultra Bee. Built to handle the demands of electric drivetrains, the X-ring design reduces friction while retaining lubrication for consistent, long service life.
This chain is a direct fit for DirtyBike 420 primary conversion kits for the Ultra Bee.
Key Features:
A reliable replacement chain to keep your primary drive operating as intended.
Sealed X-ring chain minimizes drag by using X-Rings instead of O-rings to provide a long lasting drive system. Direct replacement for all DirtyBike Ultra Bee 420 primary belt to chain conversion kits.
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You can still order it now — it’s expected to ship in about .