---
product_id: 572316950
title: "KAMIER Upgraded 25H Chain 13T Teeth Motor Sprocket Master Link Replacement for Razor MX500 MX650 SX500 Mcgrath Dirt Rocket Bike RSF650 MY1020 Motor Kids Electric Scooter Mini Bike Go Kart Cart Parts"
brand: "kamier"
price: "$18.37"
currency: USD
in_stock: true
reviews_count: 8
url: https://www.desertcart.us/products/572316950-kamier-upgraded-25h-chain-13t-teeth-motor-sprocket-master-link
store_origin: US
region: United States of America
---

# 29mm Diameter 13 Teeth 25H Chain KAMIER Upgraded 25H Chain 13T Teeth Motor Sprocket Master Link Replacement for Razor MX500 MX650 SX500 Mcgrath Dirt Rocket Bike RSF650 MY1020 Motor Kids Electric Scooter Mini Bike Go Kart Cart Parts

**Brand:** kamier
**Price:** $18.37
**Availability:** ✅ In Stock

## Summary

> ⚡ Upgrade Your Adventure with KAMIER!

## Quick Answers

- **What is this?** KAMIER Upgraded 25H Chain 13T Teeth Motor Sprocket Master Link Replacement for Razor MX500 MX650 SX500 Mcgrath Dirt Rocket Bike RSF650 MY1020 Motor Kids Electric Scooter Mini Bike Go Kart Cart Parts by kamier
- **How much does it cost?** $18.37 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/572316950-kamier-upgraded-25h-chain-13t-teeth-motor-sprocket-master-link)

## Best For

- kamier enthusiasts

## Why This Product

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

## Key Features

- • **Easy Installation:** Includes master links for a hassle-free setup.
- • **Unleash Your Ride:** Transform your electric scooter or dirt bike with this high-performance sprocket!
- • **Compatibility Check:** Ensure your ride is ready for this upgrade before purchasing.
- • **Durable Construction:** Built to withstand the rigors of off-road adventures.
- • **Precision Engineering:** Designed for a perfect fit with Razor MX500, MX650, and more.

## Overview

The KAMIER Upgraded 25H Chain 13T Teeth Motor Sprocket is a high-quality replacement part designed for various Razor electric bikes and scooters. With a precise fit for models like the MX500 and MX650, this sprocket enhances performance and durability, making it perfect for off-road enthusiasts. The package includes one sprocket and five master links, ensuring a seamless installation process.

## Description

KAMIER Upgraded 25H Chain 13T Teeth Motor Sprocket Master Link Replacement for Razor MX500 MX650 SX500 Mcgrath Dirt Rocket Bike RSF650 MY1020 Motor Kids Electric Scooter Mini Bike Go Kart Cart Parts

## Features

- Fit for MY1020 DC Motor Razor Kids Electric Off Road Motorcross Dirt Rocket Bike Scooter Mini Bike Go Kart Cart Parts. Compatible with : / Razor MX650 Dirt Rocket Bike/ Razor MX500 Dirt Rocket Bike/ Razor SX500 Mcgrath Dirt Rocket Bike/ Razor RSF650 Street Bike/ 36V Motor Pocket Mod Bellezza Scooter/
- Notice: It fit for 25H Chain, Not T8F Chain.
- Motor Spocket Size：25H Chain, Teeth : 13T, Outer diameter ：29mm (1.14 inch), Mounting Diameter Length : 10mm (0.4 inch), Mounting Diameter Width : 8.5mm (0.34 inch), Tooth Thickness: 4mm (0.16 inch).
- Package Including : 1 x 25H Chain 13T Motor Sprocket, 5 x 25H Master Links.
- Please check the description to confirm the compatibility before purchase

## Images

![KAMIER Upgraded 25H Chain 13T Teeth Motor Sprocket Master Link Replacement for Razor MX500 MX650 SX500 Mcgrath Dirt Rocket Bike RSF650 MY1020 Motor Kids Electric Scooter Mini Bike Go Kart Cart Parts - Image 1](https://m.media-amazon.com/images/I/71CwMSSlKsL.jpg)

## Available Options

This product comes in different **Size, Style** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Perfect fit
*by A***R on July 3, 2025*

Good as factory

### ⭐⭐⭐⭐⭐ Fits like stock
*by V***B on June 6, 2025*

Fits Razor mx650 without any modifications and added at least 2mph

### ⭐⭐⭐⭐⭐ As described.
*by A***R on June 24, 2025*

My grandson (13) could not wait for this part to arrive. He said it would give his electric mx better torc and go faster. He has been riding it every day sine HE put all the parts back together. Thank you!

## Frequently Bought Together

- KAMIER Upgraded 25H Chain 13T Teeth Motor Sprocket Master Link Replacement for Razor MX500 MX650 SX500 Mcgrath Dirt Rocket Bike RSF650 MY1020 Motor Kids Electric Scooter Mini Bike Go Kart Cart Parts
- KAMIER #25 Roller Chain 132 Link with Drive Chain Breaker for Razor MX500 MX650 SX500 Mcgrath Dirt Rocket Bike Off Road Motocross Pit Bike Kids Electric Scooter Moped Mini Pocket Bike Heavy Duty Parts
- GREHUA 25H Chain 132 Link Drive Chain & Chain Tensioner Compatible with Razor MX500 MX650 SX500 Dirt Rocket Electric Motocross RSF650 Mini Sport Street Bike Motorcycle Heavy Duty Mx650 Upgrade Kit

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**Shop now:** [https://www.desertcart.us/products/572316950-kamier-upgraded-25h-chain-13t-teeth-motor-sprocket-master-link](https://www.desertcart.us/products/572316950-kamier-upgraded-25h-chain-13t-teeth-motor-sprocket-master-link)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-05-19*