Tamiya 42189 - Octa-Wind 7.5T Brushless Motor for RC Cars - Track Tuned Upgrade  [42189]

Tamiya 42189 - RC Transpeed Octa-Wind 7.5T - Brushless
Price:
CAD$167.01
Brand:
Tamiya
Model:
42189
GTIN:
4950344421893
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Boost Track Performance with Tamiya Octa-Wind Technology

The Tamiya 42189 Transpeed Octa-Wind 7.5T Brushless Motor is built for enthusiasts who want measurable gains in responsiveness and output. Its eight-time winding configuration combined with a stout 12.5mm magnet improves efficiency and usable torque. Well matched to both touring car and buggy platforms, this motor sharpens acceleration and sustained power delivery on the circuit.

Precision Build for Service and Strength

This version of the Tamiya 42189 includes a refined sensor positioning system that can be adjusted or replaced for tuning and servicing. The sintered 12.5mm magnet is fitted to a reinforced shaft to resist wear and keep performance consistent. Those design choices focus on longevity and dependable operation in competitive use.

Specifications

  • Motor Type: 7.5T
  • KV Rate: 4,700
  • Magnet Size: 12.5mm
  • Compatibility: Touring Cars and Buggy Machines

For hobbyists wanting a durable, high-efficiency motor, the Tamiya 42189 is a versatile upgrade suited to both touring cars and buggies.

Most 1/10 touring car installations will accept the Tamiya 42189, but check motor mount spacing and shaft fitment against your chassis specifications before fitting.
Use a quality brushless ESC rated above the motor current and a LiPo pack sized to your vehicle and gearing goals; match the ESC timing and brake settings for smooth throttle response.
Keep the shaft bearings clean and lubricated, avoid hard impacts that can demagnetize the rotor, and inspect the sintered 12.5mm magnet and mounting for signs of loosening after initial runs.

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