Pre-Order | Releasing November 04, 2026

Spektrum Firma 3674 Sensorless Brushless Motor, 2300Kv, 5mm Shaft

Spektrum - Item No. SPMXSM5700
5 out of 5 Customer Rating
$59.99
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The Spektrum Firma 3674 2300Kv Brushless Motor is a great replacement motor for ARRMA 1/8 Scale Models running on 3-4S LiPo power. This motor features a 4-pole rotor design, CNC machined aluminum housing, insulated high purity copper windings, and a high-quality steel 5mm output shaft for durability and smooth rotation. The motor also includes preinstalled 4mm gold-plated bullet connectors for easy installation. 3-4S LiPo Power Compatible. 4-pole Rotor Design. 5mm Steel Output Shaft with Safe-D Groove. Pre-installed 4mm Gold-plated Bullet Connectors.

(1) Firma 3674-2300Kv Sensorless Brushless Motor, 5mm Shaft

Replacement Motor for the ARRMA 1/8 Scale Quake 4S

Highly Efficient Design

High-Quality 4-Pole Sintered Rotor

Hardened Steel Output Shaft

Precision Ball Bearings

PRODUCT SPECS

Input Voltage
2-4S, 7.4v – 11.1v
Motor Type
Brushless
Number of Poles
4
Outer Diameter
1.46" (37 mm)
Product Length
2.91" (74 mm)
Product Weight
330g (11.64oz.)
RPM/Volt (Kv)
2300Kv
Shaft Diameter
0.19" (5 mm)
Shaft Length
0.87" (22 mm)