RD-630R Spur Gear Hub for Yokomo RD/SD/MD Series  [RD-630R]

Yokomo RD-630R jp
Price:
£14.41
Brand:
Yokomo
Model:
RD-630R
GTIN:
639342231089
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Overview of the RD-630R hub

The RD-630R is a lightweight spur gear hub engineered for Yokomo RD/SD/MD series drift chassis, supplied as an RC-scale tuning component. Its larger outside diameter increases the contact patch with the spur gear, which improves holdability and helps lower rotational vibration during use.

Relocating the spur slightly closer to the gear case compared with earlier hub options reduces bending stress on the top shaft under sudden throttle inputs, producing a more direct transmission feel while remaining within model application context.

When replacing the series standard spur gear hub types (for example Y4-630A, Y2-630PA, Y2-630RA), note that the set screw fixing position differs; fitting the RD-630R in place of those hubs requires the special aluminum top shaft RD-631. Verify top shaft compatibility before installation and check spur alignment after fitting.

Specifications

  • Item: Spur gear hub
  • Material: not specified
  • Model Number: RD-630R
  • Compatibility: MDR-010 / MDR-010A / MDR-010LTS / MDR-020 / MDR-020CE / MDR-030 / RDR-010 / RDR-010-1 / RDR-010G / RDR-010G2 / RDR-010G2-1 / RDR-020 / SDR-010 / SDR-010LTS / SDR-020 / SDR-030 / DP-RS13SP / DP-FCBN

As a tuning part, the RD-630R is intended to improve gear engagement and reduce vibration on compatible Yokomo drift platforms; careful attention to set screw position and top shaft selection is required during fitment.
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.

Which models are covered by the compatibility listing?

The specification lists compatibility with multiple MDR-010 variants, RDR-010 variants, SDR-010 variants plus DP-RS13SP and DP-FCBN—refer to the compatibility line for the full model list.

Is the RD-631 top shaft mandatory for all installs?

Not in every case, but because the RD-630R moves the set screw position relative to some standard hubs, the RD-631 aluminium top shaft may be required to secure the hub correctly—check before tightening.

Can this hub lessen gear vibration and noise?

The larger diameter and closer spur placement are intended to improve holdability and reduce rotational vibration, which can lead to lower noise levels depending on the overall drivetrain condition.

What final checks should I perform after fitting?

After installation, verify the set screw orientation, ensure appropriate top shaft choice, and recheck spur mesh and shaft alignment to avoid premature wear or misalignment.

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