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Overview

Great choice for 1/10 Scale 4WD models. Low cog 4-pole 8-magnet rotor design, CNC machined aluminum housing, insulated high purity copper windings, high-quality alloy steel 5mm output shaft, and high-precision bearings for high durability and smooth rotation. Preinstalled with 4mm gold plated bullet connectors for easy installation. Perfectly matched for the Firma 130 Smart ESC.

Needed to Complete

  • Electronic Speed Control such as the Firma 130 Smart ESC
What’s in the box?

  • Spektrum Firma 3660-3150kv Sensorless 1/10 Brushless Motor with 4mm Gold Plated Bullet Connectors

Key Features

  • Perfect upgrade for brushed 540- and 550-size brushed motors with the same diameter and mounting pattern (vehicle must accept pinions with a 5mm bore)
  • High-quality 4-pole sintered rotors
  • Includes 4mm gold plated bullet connectors
  • Precision ball bearings and hardened steel 5mm shaft

Product Specs

Bushing Or Bearing
Bearing

Connector Type
4mm Bullet

Efficiency
90%

Input Voltage
6-13.2V

Maximum Continuous Current
100A

Motor Design
Inrunner

Motor Type
Brushless

Number of Poles
4

Outer Diameter
1.4 in (36mm)

Output
Output 1150W (3S)

Product Length
2.4″ (61 mm)

Product Weight
8.7oz (247g)

Recommended Speed Control
Spektrum Firma 130 Smart ESC

RPM/Volt (Kv)
3150Kv

Shaft Diameter
3/16″ (5mm)

Wire Gauge
12 AWG

Weight 1.5 kg
Color

Size