Spektrum Firma 5687 1100Kv 4-Pole Brushless Motor – 8mm Shaft

Part Number: SPMXSM4200
Motor Size: 5687
Kv Rating: 1100Kv
Voltage: 3S–8S LiPo

The Spektrum Firma 5687 1100Kv Brushless Motor is a high-output large-scale RC motor engineered for demanding 1/5 scale ARRMA 8S applications. Its massive 5687-size, 4-pole design delivers the torque and power required for heavy high-performance monster trucks and stunt trucks.

This motor is a factory-fit application for the ARRMA KRATON 8S EXB and OUTCAST 8S EXB, making it an excellent replacement or power-system component for compatible large-scale builds.

Application / Compatibility

Factory application includes:

• ARRMA 1/5 KRATON 8S EXB
• ARRMA 1/5 OUTCAST 8S EXB
• Compatible custom large-scale RC applications requiring a 5687 motor

Always verify motor dimensions, mounting pattern, shaft diameter, ESC capability, battery voltage, and gearing for custom applications.

Features

• Spektrum Firma High-Power Brushless Motor
• 5687 Motor Size
• 1100Kv
• 4-Pole Brushless Design
• 3S–8S LiPo / Up to 33.6V
• Up to 7900 Watts
• Maximum Continuous Current: 95A
• 86% Efficiency
• Maximum RPM: 36,960
• Large 8mm Motor Shaft
• D6.5 Motor Connectors
• Designed for High-Power Large-Scale RC Applications
• Genuine Spektrum Firma Electronics

Specifications

• Motor Type: Brushless
• Motor Size: 5687
• Kv: 1100Kv
• Poles: 4
• Voltage: 3S–8S / Maximum 33.6V
• Power: 7900W
• Maximum Continuous Current: 95A
• Efficiency: 86%
• Maximum RPM: 36,960
• Motor Diameter: 56mm / 2.20"
• Motor Length: 87mm / 3.42"
• Shaft Diameter: 8mm / 0.31"
• Shaft Length: 22 ± 0.5mm
• Connector Type: D6.5
• Weight: 893g / 1.97 lb

⚠️ IMPORTANT – LARGE-SCALE HIGH-POWER MOTOR

THIS IS A LARGE 5687 MOTOR WITH AN 8MM SHAFT.

Before purchasing for a custom application, verify physical dimensions, motor mount compatibility, 8mm shaft/pinion compatibility, ESC rating, battery voltage, and gearing.

Important

THIS LISTING IS FOR ONE SPEKTRUM FIRMA SPMXSM4200 5687 1100KV BRUSHLESS MOTOR ONLY.

ESC, pinion gear, battery, vehicle, mounting hardware, and other electronics or accessories are NOT included unless specifically supplied with the motor.

Pictures are for reference only.