Spektrum Firma 3660-4000Kv 4-Pole Sensorless Brushless Motor Overview
The Spektrum® Firma™ 3650 4000Kv Brushless Motor is a great replacement motor for the 1/8 scale INFRACTION® 4X4 3S BLX All-Road RTR running on 2-3S LiPo power. This motor features a 4-pole rotor design, CNC machined aluminum housing, insulated high purity copper windings, and a high-quality alloy steel 5mm output shaft for durability and smooth rotation. The motor also includes preinstalled 4mm gold-plated bullet connectors for easy installation.