Spektrum Firma 3668 2400Kv 4-Pole Brushless Motor – 5mm Shaft (SPMXSM2100)

The Spektrum Firma 3668 2400Kv Brushless Motor (SPMXSM2100) is built for high-torque, high-efficiency performance in 1/10 and light 1/8-scale RC vehicles. Featuring a powerful 4-pole, 4S-capable 2400Kv design with a 5mm shaft, this motor delivers smooth acceleration, excellent throttle response, and dependable power delivery for both bashing and racing applications.

Designed to pair seamlessly with Firma Smart ESCs, this motor provides enhanced performance and reliability with reduced cogging and superior heat dissipation thanks to its precision-machined aluminum can and high-quality internal components.

Key Features:

• Model: SPMXSM2100

• Motor Type: Brushless, 4-pole

• Kv Rating: 2400Kv

• Can Size: 3668

• Shaft Diameter: 5mm

• Max Voltage: Up to 4S LiPo

• Applications: 1/10 and light 1/8-scale RC cars and trucks

• Construction: Precision-machined aluminum can, high-temp bearings

• Benefits:

  • Strong torque and acceleration

  • Smooth, sensorless operation

  • Compatible with Spektrum Smart ESCs

  • Rugged and efficient for demanding terrain and racing

Boost your RC vehicle’s performance with the Spektrum Firma 3668 2400Kv motor—engineered for speed, control, and durability.