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Ruddog RP691 Brushless Motor

Ruddog RP691 1/8-scale Brushless Motors

If you need a new powerplant for your 1/8-scale racer, Ruddog has announced its latest brushless motor, the RP691. Designed with competition in mind, the RP691 crams plenty of power into a sleek and efficient package. With KV ratings ranging from 1800kv to 2600kv, there more than enough power options for your R/C racer.

Featuring plenty of cooling ports and outlets, this motor should shed heat with relative ease, leaving you with pure power for your 1/8-scale buggy or truggy. This motor’s other performance aspects include its overall light weight (307g without fan/321g with fan) and a sensored design.

Ruddog RP691 Sensored Brushless Motor Specs:

  • Motor Diameter: 40mm
  • Motor Diameter with fins: 42mm
  • Motor Length: 69mm
  • Motor Length with Fan: 80mm
  • Weight with Fan: 321g
  • Weight without Fan: 307g
  • Shaft: 5x19mm
  • Input Voltage: 2-4S LiPo/LiHV

To learn more about the Ruddog RP691 Sensored Brushless Motor, visit

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Posted by in New Products on Thursday, January 21st, 2021 at 9:41 am