Avian 5055-500Kv Outrunner Brushless Motor

Spektrum - Item No. SPMXAM4740
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Take to the Skies with Spektrum Avian Brushless Motors for Fixed-wing Models

The combination of superior performance, high reliability and user-friendly features makes the Spektrum Avian Brushless Motors an excellent choice for your next aircraft project. Plus, the wide selection means there's Avian Brushless motor that's ideal for whatever the application, including brushed-to-brushless upgrades as well as combustion-to-electric conversions. Equip your airplane with an Avian motor to compliment your Smart Technology equipped models!

Key Benefits

  • Rapid Acceleration and Extreme Torque: Expertly engineered to deliver fast, smooth and precise acceleration and power.
  • Reliable and Virtually Maintenance-free: Equipped with double-shielded sealed bearings, precision balanced motor bell and gold-plated bullet connectors.
  • Excellent Cooling: Engineered to help airflow move through the motor for efficient cooling during and after flight.


  • Lightweight design
  • Powerful and durable Rare-Earth Neodymium magnets
  • 14-pole stator for smooth and precise propulsion
  • Includes all required hardware: preinstalled gold plated bullet connectors, aluminum motor mount, prop adapter and female ESC connectors
  • Perfect match for the Spektrum Smart Avian 60 amp ESC
  • Perfect electric conversion upgrade for .80 size glow combustion power systems

Important Specs

  • Recommended Voltage Range – 18.5 - 22.2V / 5-6S LiPo
  • Recommended Propeller Range – 15x6 to 15x8 Electric Propeller
  • Recommended Model Flying weight – 3D 3175g (7 lbs) - 5215g (11.5 lbs)
  • Max Wattage – 900w
  • Max Current – Max Burst Amps (65A) Max Continuous Amps (55A)


Connector Type
4mm Bullet
Motor Class
Mid Size
Product Length
2.17" (55 mm)
Input Voltage
18.5-22.2V (5-6S LiPo)
Kv Rating
Motor Output Lead
RPM/Volt (Kv)
Sensor Type
Shaft Length
0.79" (20 mm)
Outer Diameter
1.97" (50 mm)
Product Weight
10.5oz (298g)
Shaft Diameter
0.32" (8 mm)
Adjustable Timing
Integrated ESC
Motor Design
Constant Wattage
Motor Type