---
product_id: 400972296
title: "12V390 20000RPM Electric Motor RS390 12V Motor Drive Engine Accessory for Kids Ride On Cars Children Ride on Toys Replacement Parts"
brand: "jiaruixin"
price: "¥4100"
currency: JPY
in_stock: true
reviews_count: 9
category: "Jiaruixin"
url: https://www.desertcart.jp/products/400972296-12v390-20000rpm-electric-motor-rs390-12v-motor-drive-engine-accessory
store_origin: JP
region: Japan
---

# 12V Power Boost 20,000 RPM Turbo Spin 12-Tooth Precision Gear 12V390 20000RPM Electric Motor RS390 12V Motor Drive Engine Accessory for Kids Ride On Cars Children Ride on Toys Replacement Parts

**Brand:** jiaruixin
**Price:** ¥4100
**Availability:** ✅ In Stock

## Summary

> ⚡ Power up playtime with the ultimate 20,000 RPM motor!

## Quick Answers

- **What is this?** 12V390 20000RPM Electric Motor RS390 12V Motor Drive Engine Accessory for Kids Ride On Cars Children Ride on Toys Replacement Parts by jiaruixin
- **How much does it cost?** ¥4100 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/400972296-12v390-20000rpm-electric-motor-rs390-12v-motor-drive-engine-accessory)

## Best For

- jiaruixin enthusiasts

## Why This Product

- Trusted jiaruixin brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Precision 12-Tooth Gear:** Smooth, reliable torque transfer for longer-lasting fun.
- • **Optimized 12V Power Supply:** Perfectly engineered voltage for consistent, powerful performance.
- • **Compact & Lightweight Design:** At just 1.92 oz and 1.2" size, fits seamlessly into most kids’ ride-on toys.
- • **Turbocharged 20,000 RPM Spin:** Unleash lightning-fast speed for your kid’s ride-on adventure.
- • **Trusted Quality with 4.4⭐ Reviews:** Join thousands of satisfied parents upgrading their children’s ride-ons.

## Overview

The RS390 12V390 electric motor delivers a high-speed 20,000 RPM rotation powered by a 12V supply, featuring a durable 12-tooth gear for smooth torque. Compact and lightweight, it’s designed as a reliable replacement part for kids’ ride-on cars, boasting strong customer satisfaction and optimized for peak performance.

## Description

Brand Name: Model Number: RS390 , Use: Kids Powered Ride on Car Voltage: 12V Rotate Speed: 20000RPM

Review: Pieza de calidad - Excelente producto,justo lo que compre
Review: Item works - Item works well

## Features

- RS12V390 20000 Rpm motor is suitable for the minority of kids
- Specific Children Riding Toys
- The gear of motor has 12 teeth
- Be careful the Voltage and RPM
- Package contains 1Pcs Motor,

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B096NPSN1P |
| Best Sellers Rank | #247,364 in Toys & Games ( See Top 100 in Toys & Games ) #642 in Kids' Ride-On Replacement Parts |
| Brand | JIARUIXIN |
| Brand Name | JIARUIXIN |
| Customer Reviews | 4.4 out of 5 stars 47 Reviews |
| Horsepower | 15 Watts |
| Item Dimensions W x H | 1.2"W x 1.2"H |
| Item Weight | 1.92 ounces |
| Manufacturer | jiaruixin |
| Part Number | 12V390 20000 |
| Product Dimensions | 1.2"W x 1.2"H |
| Speed | 20000 RPM |
| UPC | 765241370465 |
| Voltage | 12 Volts |

## Product Details

- **Brand:** JIARUIXIN
- **Speed:** 20000 RPM
- **Voltage:** 12 Volts
- **Horsepower:** 15 Watts
- **Product Dimensions:** 1.2"W x 1.2"H

## Images

![12V390 20000RPM Electric Motor RS390 12V Motor Drive Engine Accessory for Kids Ride On Cars Children Ride on Toys Replacement Parts - Image 1](https://m.media-amazon.com/images/I/71UjgPm6NnS.jpg)

## Questions & Answers

**Q: moderno kids] hollicy model sx1718 trail explorer model sx 1718 replacement motor This is what I’m looking for? Does this motor fit?**
A: This car sx1718 is not suitable for this motor, you open your own electric car, measure the size of the motor, check the model on the motor, and make sure that the same can be used for general use,

## Customer Reviews

### ⭐⭐⭐⭐⭐ Pieza de calidad
*by P***2 on May 8, 2026*

Excelente producto,justo lo que compre

### ⭐⭐⭐⭐⭐ Item works
*by W***G on February 12, 2026*

Item works well

### ⭐⭐⭐⭐⭐ Good Product
*by A***R on October 12, 2025*

Fit and ran perfectly, still going strong.

## Frequently Bought Together

- jiaruixin 12V390 20000RPM Electric Motor RS390 12V Motor Drive Engine Accessory for Kids Ride On Cars Children Ride on Toys Replacement Parts
- 2 Pcs 12V RS550 40000RPM Electric Motor Drive Engine for Power Wheel Motor Upgrade,High Speed Motor Gearbox Accessories for Power Wheels Children Ride On Car Replacement Parts

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**Shop now:** [https://www.desertcart.jp/products/400972296-12v390-20000rpm-electric-motor-rs390-12v-motor-drive-engine-accessory](https://www.desertcart.jp/products/400972296-12v390-20000rpm-electric-motor-rs390-12v-motor-drive-engine-accessory)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-09-28*