R-Tune 540 Sensored BL Motor 8.5T

Arrowmax have introduced the Dash R-Tune 540-size sensored competition brushless motor. It features a high airflow design with large cooling openings in the machined aluminium case for improved cooling efficiency and less power fading even when using low turn windings in high ambient temperatures. The redesigned stator further adds to the overall performance, increasing torque and reducing heat build-up.

Cells: 2s Lipo and 6 cell NiMH
Diameter: 35.8mm
Length: 52.9mm
Shaft Diameter: 3.17mm
Weight : 175- 185g
KV :
4.5 - 535 watts 9300kv
5.5 - 428 watts 7700kv
6.5 - 404 watts 6700kv
7.5 - 352 watts 6100kv
8.5 - 295 watts 5300kv
9.5 - 261 watts 4900kv
10.5 - 243 watts 4500kv
13.5 - 201 watts 3500kv
17.5 - 131 watts 2500kv
21.5 - 88 watts 2100kv