This Is QH 3674 1900KV 4 Pole Sensorless Brushless Motor With 5mm Shaft .

Those high performance motors are customized from manufacturer is specially version for US market. Those specially version motors have upgrade bearing and specially rotors to handle higher speed and great torque.

All those motor are brand new , but We still double test before we ship the motor out to make sure motors high performance .

90 Day Warranty From Our Store .

Shipping from US, Thanks for Looking .

SPECIFICATIONS

Type : 4 Pole Sensorless

Waterproof : Rainproof

KV(RPM/Volt): 1900KV

Max Amp: 75A

Max voltage: 2-4S Lipo

Diameter: 36mm

Length: 74mm

Shaft Diameter: 5mm

Connector: 4mm

Warranty : 90 Days