R31S101 Idler Gear 28T / GRK5-R | The RC Shop at Dr Dans

(GRK5RCV) Optional idler gear with 48 pitch/28 teeth for the triple idler system of the GRK5-R conversion kit.

By replacing only the upper gear with this product, you can accommodate small pinion gears from 24T to 17T that cannot be accommodated with the standard 24T idler gear. (※1)

By replacing only the lower gear with this product, you can change to the separately sold (R31S103) high-precision cut racing spur gear 48P/72T. (※2.※3)

※1...Two of this product are required.
※2...In the case of this combination. Not compatible with the upper idler gear of 28T.
※3...There was a typo in the assembly instructions for the first lot of GRK5-R conversion kit regarding the assembly method for this specification. (Please refer to the attached image for a correction.)