![Yokomo S4-503D17A 16T Drive Gear[Use w/S4-503R17] for YZ-4S Yokomo Radio Gears the second car is [organized](https://cdn.shopify.com/s/files/1/0697/0064/9236/products/S4-503D17.jpg?v=1751685457)
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Ships within 48 hours · Estimated delivery Aug 26 - Aug 31
the second car is [organized 2456] is a prototype
please use in combination with the compatible receiver KR-415FHD
--[Track maintenance worker] has been added to the previous [The Human] series
-Comes with a pedestal that can adjust the angle
Antenna normal length is 210mm
Yokomo S4-503D17A 16T Drive Gear[Use w/S4-503R17] for YZ-4S Yokomo Radio Gears the second car is [organizedYZ 4S differential drive gear. The number of teeth is 17T, please use in combination with the dedicated ring gear (S4 503R17 E2,500).
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