New Arrivals/Restock

SPEKTRUM SPMXSM1400 Firma 4000Kv Brushless Motor

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$18.00 cheaper than the new price!!

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New  $44.99
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Product details

Management number 206123259 Release Date 2025/10/31 List Price $26.99 Model Number 206123259
Category

SPMXSM1400

  • 4mm Gold Plated Bullet Connectors
  • Brushless Non-Sensored Design
  • 1/8" (3.175mm) Alloy Steel Output Shaft
  • In The Box

  • Firma 4000Kv Brushless Motor
  • Needed to Complete

  • 85A ESC
  • Features

  • Excellent upgrade for 540- and 550-size brushed motors with the same diameter and mounting pattern (vehicle must accept pinions with a 1/8" bore)
  • High-quality 4-pole sintered rotor
  • 4mm gold plated bullet connectors
  • High-quality construction with precision ball bearings and hardened steel 1/8" shaft
  • Overview

    The Firma 4000Kv brushless motor is a great choice for 1/10 scale 4WD, 2WD, and on-road models running on 2S LiPo power. Featuring a low cog 4-pole 8-magnet rotor design, CNC machined aluminum housing, insulated high purity copper windings, high-quality alloy steel 3.175mm (1/8") output shaft, and precision bearings for high durability and smooth rotation. Preinstalled 4mm gold plated bullet connectors for easy installation, and perfectly matched for the Firma 85A Smart ESC.

    Product Specifications

    Bushing Or Bearing Bearing
    Maximum Continuous Current 40A
    Motor Type Brushless
    Input Voltage 6 - 8.4V
    RPM/Volt (Kv) 4000Kv

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