Yokomo YOKR12-6488S 64 Pitch 88T Spur Gear  [YOKR12-6488S]

Yokomo R12-6488S - 64 Pitch 88T Spur Gear
Price:
USD$10.60
Brand:
Yokomo
Model:
YOKR12-6488S
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64 Pitch 88T Spur Gear for R/C Drivetrains

This is an R/C scale 88-tooth spur gear using a 64 pitch tooth profile supplied under the Yokomo part code YOKR12-6488S. It is intended as a straightforward replacement or spare for general R/C gearbox applications where a 64 pitch gearset is specified.

In practical terms the gear serves the drivetrain role of transferring motor pinion rotation through the gearbox to the final drive; matching the pitch and tooth count to the existing pinion is essential to maintain proper mesh and reduce wear on teeth and bearings.

Installation notes: verify the pinion engages the spur across the full tooth face, check backlash and avoid axial preload on the gear bearings, and run a short break-in at moderate throttle to allow any finish irregularities to settle before full use.

Remark :
Due to limited stock availability, please notice that some Yokomo items may have to order from the factory and the ready time is around 4-6 weeks. Customer purchases the item is assumed to accept the waiting time which allows us to order directly from the manufacturer if the item is out of our warehouse.
64 pitch refers to the tooth spacing standard, it must match the pinion gear pitch to ensure correct mesh and avoid accelerated wear.
Most installs are direct fit when the shaft size and mounting method match the original; no machining is typically needed if the gear matches the chassis specifications.
With the drivetrain assembled, rotate the motor by hand while observing tooth contact, then measure backlash and adjust motor/gearbox position until a smooth, even contact pattern is visible.

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