---
product_id: 583645673
title: "Metal 12V 550 40000RPM High Speed Steel Gears Motor Gearbox For Power Wheels Motor Upgrade,12 Volt Electric Hubs Motor Assembly Heavy Duty Gearbox For Kids Ride On Toys Car Replacement Parts"
brand: "jrrxm"
price: "A$50"
currency: AUD
in_stock: true
reviews_count: 7
category: "Jrrxm"
url: https://www.desertcart.com.au/products/583645673-metal-12v-550-40000rpm-high-speed-steel-gears-motor-gearbox
store_origin: AU
region: Australia
---

# 12V High Voltage Power 40000 RPM Ultra-High Speed Heavy-Duty Composite Shell Metal 12V 550 40000RPM High Speed Steel Gears Motor Gearbox For Power Wheels Motor Upgrade,12 Volt Electric Hubs Motor Assembly Heavy Duty Gearbox For Kids Ride On Toys Car Replacement Parts

**Brand:** jrrxm
**Price:** A$50
**Availability:** ✅ In Stock

## Summary

> ⚡ Upgrade Your Ride, Outrun the Ordinary!

## Quick Answers

- **What is this?** Metal 12V 550 40000RPM High Speed Steel Gears Motor Gearbox For Power Wheels Motor Upgrade,12 Volt Electric Hubs Motor Assembly Heavy Duty Gearbox For Kids Ride On Toys Car Replacement Parts by jrrxm
- **How much does it cost?** A$50 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/583645673-metal-12v-550-40000rpm-high-speed-steel-gears-motor-gearbox)

## Best For

- jrrxm enthusiasts

## Why This Product

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

## Key Features

- • **Built to Endure:** Sturdy composite shell and superior materials ensure heavy-duty durability that outlasts standard gearboxes.
- • **Turbocharged 12V Power:** Delivers a robust 45W motor upgrade for lightning-fast acceleration in kids' ride-on toys.
- • **Cool & Quiet Performance:** Integrated cooling fans and high-quality copper windings prevent overheating during extended play sessions.
- • **Precision Gear Protection:** Innovative bearing-equipped gears reduce friction and extend gearbox lifespan by safeguarding metal components.
- • **Effortless Upgrade Experience:** One-click wiring and easy installation foster parent-child bonding through hands-on customization.

## Overview

This 12V RS550 motor gearbox offers a powerful 45W output with an ultra-high speed of 40,000 RPM, designed specifically for kids' electric ride-on vehicles. Featuring a heavy-duty composite shell, precision bearing gears, and integrated cooling fans, it ensures enhanced durability and performance. Easy to install with one-click wiring, it’s the ultimate upgrade for faster, longer-lasting fun.

## Description

Product Description: Model: 12V RS550 40000RPM Power: 45W Scope of application: replace and repair the motor gearbox of the baby carriage, and modify the speed of the baby carriage to make it faster Features: 1. Bearings are used in the middle of the pinion gear to reduce friction and protect other gears. If metal gears are used, other gears will be more easily damaged 2. This model uses special materials, the gear is stronger, and the cooling holes are added to protect the motor 3. The shell is more sturdy, can compare the weight of the gearbox Note: 1.Please note that the original gearbox is six plum blossoms before buying, and pay attention to the size of the original gearbox 2.If the original car gearbox is RS390 model, please ensure that there is enough space to install RS550 motor gearbox 3.Note the voltage: 12V 4.High-speed motor gearbox, it is recommended to install 2 motor gearboxes in one car

Review: Good parodekat
Review: Good product - A heavy product. Compared to old one. Bigger also. We have to do some welding works to extend the length od the iron rod of the car. The motor size is also almost double. Good product

## Features

- 12 Volt High Speed RS550 40000RPM Motor Gearbox for Kids Electric Ride on Toys Car Power Wheels Vehicle Motor Upgrade Gearbox,UTV/ATV/Truck Car/SUV/Battery Powered Electric Vehicle Drive Engine Motor Gearbox Upgrade Replacement Parts
- The Shell is Made of Composite Material, Which is Very Sturdy. When You Receive the Product, You Can Clearly Feel that the Strength of the Shell Far Exceeds that of Similar Products,Use Gears with Bearings, Better Materials than Metal Gears, Can Protect Three Gears, And no Longer Damage the other two Gears Because the Middle Gear is Metal,After Testing, This Motor Gearbox has Much Longer Lifespan than other Products of the Same Type
- Using High-Quality Motors with Cooling Fans, The Internal Winding Coils are Made of High-Quality Copper Wire That is not Easily Damaged,Specially Customized for Car Modification ( High Speed ).RPM is 2-3 Times Faster than Original Motor
- Item is Easy To Replace and is for Kids Ride On Cars,It is Suitable for Replacing The Gearbox with 6 Plum Blossoms, And the Model Can be Obtained from the Original Motor
- One-Click Installation Wires，We Suggest Parents and Children to Work Together on the Renovation, Increasing Emotions and Cultivating Children'S Thinking and Hands-On Abilities During the Renovation Process

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09B5G18B3 |
| Are batteries included? | No |
| Best Sellers Rank | #31,800 in Toys & Games ( See Top 100 in Toys & Games ) #148 in Electrical Vehicles |
| Brand | JRRXM |
| Customer Reviews | 3.9 3.9 out of 5 stars (155) |
| Date First Available | 11 September 2021 |
| Horsepower | 45 Watts |
| Item Weight | 590 g |
| Item model number | 12V RS550 40000RPM |
| Manufacturer | JRRXM |
| Material | Metal |
| Model Name | 12V RS550 40000RPM |
| Model number | 12V RS550 40000RPM |
| Number of Channels | 6 |
| Product Dimensions | 9.5W x 17.8H Centimeters |
| Speed | 40000 RPM |
| UPC | 762934064113 |
| Voltage | 12 Volts |

## Product Details

- **Brand:** JRRXM
- **Horsepower:** 45 Watts
- **Model Name:** 12V RS550 40000RPM
- **Speed:** 40000 RPM
- **Voltage:** 12 Volts

## Images

![Metal 12V 550 40000RPM High Speed Steel Gears Motor Gearbox For Power Wheels Motor Upgrade,12 Volt Electric Hubs Motor Assembly Heavy Duty Gearbox For Kids Ride On Toys Car Replacement Parts - Image 1](https://m.media-amazon.com/images/I/61LlDgpnH+L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by N***I on 13 January 2026*

Good parodekat

### ⭐⭐⭐⭐⭐ Good product
*by A***R on 26 November 2025*

A heavy product. Compared to old one. Bigger also. We have to do some welding works to extend the length od the iron rod of the car. The motor size is also almost double. Good product

### ⭐⭐⭐⭐ Review
*by A***R on 5 October 2025*

I recommend

## Frequently Bought Together

- 12V 550 40000RPM High Speed Steel Gears Motor Gearbox for Power Wheels Motor Upgrade,12 Volt Electric Hubs Motor Assembly Heavy Duty Gearbox for Kids Ride on Toys Car Replacement Parts
- Power Wheel Adapter Compatible for Dewalt 20V Battery with Fuse & Wire terminals, fit for Dewalt 20V DCB205 DCB206 DCB200;Power Wheel Battery Converter for Rc Car, Robotics, Rc Truck,DIY use

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-02-23*