Product Specifications

Type:Brushless Inrunner

Size:550

Bearings or Bushings:Two 5X13X4 Bearings

# of Turns/Windings:2.0T

Voltage:4.5V-25.5V

RPM/Volt (Kv):2000Kv

Resistance (Ri):15.2+/-1.5

Idle Current (Io):2.0+/-0.8

Cells:6 - 18 Cells NiCd/NiMH, 2-6S Lipo

Weight:9.52 oz (270 g)

Overall Diameter:1.41 in (35.8mm)

Shaft Diameter:0.20 in (5mm)

Shaft Length:0.61 in (15.5mm)

Overall Length:2.40 in (61mm)