21V RS550 Brushed Motor 14-Tooth for Mini Cordless Chainsaw

21V RS550 Brushed Motor – 14-Tooth Replacement for Mini Cordless Chainsaws

Keep your cordless mini logging saw running at peak performance with this high-quality 21V RS550 Brushed Motor. Designed as a direct-fit replacement for 4-inch and 6-inch cordless mini chainsaws, this precision-engineered motor delivers reliable torque and smooth power output for pruning, limbing, and light cutting tasks.

Key Features

• Motor Type: RS550 Brushed DC Motor
• Voltage: 21V
• Teeth Count: 14 teeth – optimised for smooth chain engagement
• Compatibility: Fits most 4-inch and 6-inch cordless mini chainsaws and logging saws
• Material: Durable all-metal construction for long-lasting performance
• Size: 7.5 cm / 2.95 inches
• Colour: Silver
• Condition: 100% Brand New

Why Choose This Motor?

Whether you're doing routine maintenance or restoring a worn-out chainsaw, this RS550 motor is an affordable, dependable solution. Its metal build ensures heat resistance and durability under repeated use, while the 14-tooth drive ensures consistent, efficient power transfer to the chain.

What's in the Box

• 1 × 21V RS550 Brushed Motor (14 Teeth)

Important Notes

• Please verify compatibility with your specific chainsaw model before ordering.
• Allow ±5–10 mm variance due to manual measurement.
• Actual colour may vary slightly from images due to monitor settings.
• Product images are for illustration purposes; please refer to the listed dimensions for accurate sizing.

Made in Mainland China.

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For information on safe power tool use and workplace safety standards, visit the U.S. Occupational Safety and Health Administration (OSHA) – Power Tools Safety Guide.

Frequently Asked Questions

Q: What chainsaws is the 21V RS550 14-tooth brushed motor compatible with?

A: This RS550 brushed motor is designed to fit most 4-inch and 6-inch cordless mini chainsaws and logging saws that operate on a 21V system. We recommend checking your existing motor's specifications (voltage, size, and tooth count) before purchasing to confirm compatibility.

Q: Is this motor easy to install as a DIY replacement?

A: Yes. The RS550 motor is a standard form-factor replacement part widely used in mini cordless chainsaws. With basic mechanical skills and the correct tools, most users can complete the swap at home. Always disconnect power before servicing any power tool.

Q: What is the motor's size and what materials is it made from?

A: The motor measures 7.5 cm (approximately 2.95 inches) in length and is constructed from durable metal components, making it resistant to heat and wear during regular cutting operations.