RS390 Electric Motor Gearbox for Kids Ride-On Cars – 6V/12V

RS390 High-Speed Electric Motor Gearbox for Kids Ride-On Cars

Keep your child's favorite ride-on car running at full speed with this high-performance RS390 Electric Motor Gearbox. Designed as a direct replacement for worn-out or damaged motors, this unit delivers smooth, powerful performance across four voltage and speed configurations — making it a versatile upgrade or spare part for a wide range of children's electric vehicles.

Why Choose This Motor Gearbox?

• Multiple Speed Options: Available in four configurations — 6V 18000 RPM, 12V 15000 RPM, 12V 16000 RPM, and 12V 20000 RPM — so you can match the motor exactly to your car's requirements.
• Metal Center Gear: The central gear is constructed from durable metal for enhanced strength and longevity compared to all-plastic alternatives.
• Low Noise Operation: Engineered for quieter running, reducing operational noise during play — great for indoor and outdoor use.
• Wear-Resistant Build: High-quality metal and plastic composite construction stands up to repeated use and heavy-duty driving sessions.
• Easy Replacement: A straightforward drop-in replacement for broken or aging motors in compatible children's ride-on vehicles.
• Compact & Lightweight: Designed to fit neatly within standard ride-on car chassis without modification.

Specifications

Compatible With

This motor is suitable for a wide range of children's electric ride-on cars, power wheels, and similar battery-operated vehicles that use the standard RS390 motor format. Always verify your vehicle's voltage and connector type before ordering.

Note: Due to manual measurement, please allow a tolerance of 1–3 mm. Colors may vary slightly from images depending on your screen's display settings.

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Safety & Standards

For guidance on safe use of electrical components in children's products, refer to the U.S. Consumer Product Safety Commission (CPSC) – Kids' Safety Resources for information on toy and ride-on vehicle safety standards.

Learn more: Woody (Toy Story)

Frequently Asked Questions

Q: What ride-on car models is the RS390 motor gearbox compatible with?

A: The RS390 electric motor gearbox is compatible with a wide variety of children's ride-on cars and power wheels that use the RS390 motor standard. We recommend checking your vehicle's motor housing and voltage requirements before purchasing to ensure the correct fit and speed rating.

Q: How do I choose between the 6V and 12V options?

A: Simply match the motor voltage to your ride-on car's battery system. Check the existing motor label or your vehicle's user manual for the original voltage and RPM rating. The four available options — 6V 18000 RPM, 12V 15000 RPM, 12V 16000 RPM, and 12V 20000 RPM — cover the most common configurations used in children's electric vehicles.

Q: Is installation difficult?

A: This motor gearbox is designed as a direct replacement part, making installation straightforward for most users with basic mechanical familiarity. Standard screwdrivers and basic hand tools are typically all that's needed. Always disconnect the battery before beginning any replacement work.

Q: Why is the metal gear better than a plastic one?

A: The metal center gear provides significantly greater durability and wear resistance compared to all-plastic gears. It handles higher torque loads more effectively, reducing the likelihood of stripping or breaking during extended use — especially important in a child's frequently driven vehicle.