Yokomo RD-630P Large-Diameter Spur Hub for RD/SD/MD  [RD-630P]

Yokomo RD-630P jp
Price:
NZD$33.81
Brand:
Yokomo
Model:
RD-630P
GTIN:
639342231096
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Replacement spur hub tuned for drift stability

The RD-630P is a purpose-built, lightweight spur gear hub intended as a direct replacement on Yokomo RD, SD, and MD drift platforms. Its increased diameter positions the spur nearer to the gear case, which reduces vibration and supports a steadier mesh under the side loads that drifting generates.

This closer positioning reduces lateral force on the top shaft during heavy throttle or sudden inputs, giving a more consistent acceleration sensation. The hub form helps retain the spur more reliably and smooths the drive rotation for fewer abrupt impulses.

Note that when swapping the RD-630P for the original spur gear hubs (such as Y4-630A, Y2-630PA, Y2-630RA), the set-screw mounting point is different. You may need the matching RD-631 aluminum top shaft to ensure the screw lines up for secure fastening.

Technical details

  • Item Yokomo RD-630P spur gear hub
  • Material Not specified
  • Model Number RD-630P
  • 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

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

The RD-630P is recommended where reduced vibration and stronger spur retention are priorities; verify set-screw alignment and fit the RD-631 top shaft if necessary to secure the hub correctly.
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.

How does the RD-630P affect long-term wear on the top shaft?

By reducing lateral flex and vibration, the RD-630P can decrease sideways loading on the top shaft, which may lower wear rates compared with smaller-diameter hubs. Still inspect mating surfaces periodically.

Is the hub more resistant to spur loosening over time?

The design improves spur retention and holds the gear more securely under lateral forces, reducing the chance of loosening during prolonged drift sessions.

Will I need to service the hub more frequently?

Service intervals are similar to standard hubs; however, because the RD-630P reduces vibration and improves retention, you may find fewer adjustments are needed between rides.

What should I inspect after heavy drifting events?

After intense sessions check the set-screw tightness, examine the top shaft for any unusual wear, and confirm gear mesh remains correct. Replace the RD-631 top shaft if alignment issues are found.

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