Yokomo RPM-M4215A Competition M4 Brushless Motor 21.5T  [RPM-M4215A]

Yokomo RPM-M4215A Racing Performer M4 Bushless motor (21.5T)
Price:
AUD$134.57
Brand:
Yokomo
Model:
RPM-M4215A
GTIN:
suppressing hea
Condition:
Brand New
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Race-Grade Power with Tuned Response

The Yokomo RPM-M4215A is aimed at drivers who work on setups and want a motor with predictable behaviour. Its tuning supports controlled acceleration and usable top speed for competitive events.

Attention to Output Detail

Developed with driver input, the RPM-M4215A features output shaping that helps manage traction and corner exits. The motor's response curve is designed to be consistent so drivers can fine-tune car balance with confidence.

Stable Running under Race Loads

Component precision and assembly focus contribute to stable operation during longer runs. This stability helps drivers maintain lap time consistency without sudden shifts in power delivery.

Tuning Tips for Track Days

Match the motor with an ESC that allows timing adjustments and adequate current handling. Test small changes to timing and gearing on practice runs to dial in the best compromise for your track and setup.

Specifications

  • Type: Brushless Motor
  • Category: Competition Racing
  • Optimization: Output Tuned for Specific Categories

The Yokomo RPM-M4215A is a solid option for racers who prioritise tuning and consistent on-track performance.
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.

What electronics pair well with this motor?

Use an ESC with adjustable timing and good thermal management. A high-quality battery and connectors also help the motor reach its designed performance window.

Will this motor suit tight, technical layouts?

Yes, when tuned for lower timing and appropriate gearing it offers controllable acceleration that benefits twisty tracks and technical sections.

How do I prevent overheating in long runs?

Monitor motor temps and reduce timing or change gearing if temps rise. Ensure airflow around the motor and check that the ESC is not overdriven.

Are upgrades available for bearings or cooling?

Performance can often be improved with high-quality bearings and ensuring adequate cooling, but check compatibility before fitting any aftermarket parts.

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