Tamiya 42188 RC Transpeed Octa-Wind 5.0T Motor Special Edition  [42188]

Tamiya 42188 - RC Transpeed Octa-Wind 5.0T - Brushless
Price:
AUD$188.99
Brand:
Tamiya
Model:
42188
GTIN:
4950344421886
Condition:
Brand New
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About the Transpeed Brushless Motors from Tamiya

Serious touring car drivers will recognise the Transpeed line for its focus on control and durability. The 42188 model shows Tamiya's sensored brushless engineering, tuned for repeatable starts and steady performance over race distances.

Sensored OCTA winding and magnet design

This motor uses a sensored brushless layout combined with an OCTA winding pattern and a 12.5mm sintered magnet to strike a balance between top end and low RPM tractability. The sensor holder is serviceable, enabling adjustments to achieve the desired commutation feel.

Design features to manage heat

A prominent front cooling cover on the 42188 improves heat dispersion, helping preserve efficiency during extended running. Available turn counts like 4.5T and 5.0T make it a strong candidate for high speed touring car rigs where thermal stability matters.

Focused on asphalt touring car performance

While 42188 targets asphalt touring cars, Tamiya's broader Transpeed range includes part numbers designed for buggy and mixed use, allowing racers to select the configuration that matches their vehicle and circuit demands.

Specifications

  • Motor Type: 4.5T, 5.0T, 7.5T, 8.5T, 9.5T
  • KV Rate: 7,700 (4.5T), 7,000 (5.0T), 4,700 (7.5T), 4,100 (8.5T), 3,800 (9.5T)
  • Application: Touring Cars (42187, 42188), Touring Cars and Buggies (42189, 42190, 42191)

If you need a sensored motor that balances power and cooling for touring car competition, the Tamiya Transpeed 42188 is engineered to deliver repeatable performance and serviceable components for tuning.

Start with your normal touring car gearing for the battery voltage you plan to use, then adjust pinion size to keep motor temps in a safe range while maintaining desired top speed.
Check the sensor plate after any heavy impact and during routine maintenance intervals. Ensuring solid contact and correct alignment prevents cogging and helps consistent starts.
Higher voltage increases stress and heat. Always monitor temperatures and consult race class limits before using different battery configurations to avoid damage.
Serviceable parts like sensor plates and cooling covers are available within the Transpeed family, allowing routine repairs and setup adjustments at the track.

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