25H Drive Chain 132 Link With 13 Tooth Sprocket Upgrade Kit For Razor MX650 MX500 RSF650 SX500 Electric Dirt Bike Pit Bike Motocross Parts With Chain Tensioner
✔️ 132-link chain, 13T sprocket, tensioner, 10 master links included
This drive chain upgrade kit is designed for Razor MX650, MX500, RSF650, SX500, SX650 and XRF500 dirt bikes and pit bikes. It bundles a full 132-link 25H chain, 13-tooth motor sprocket, chain tensioner, chain breaker tool, and ten master links to simplify installation and tuning. Ideal for off-road riding and motocross setups where chain wear is common.
✅ 25H chain with 132-link length for Razor dirt bike compatibility
✅ Includes 10 master links for easy sizing
✅ Extra 13-tooth sprocket to fine-tune acceleration
✅ Chain tensioner with bearings, spring, and lock nut to prevent slip
✅ Chain breaker tool included for quick installation
✅ Heavy-duty, heat-treated steel for durability and longevity
💡 What is a drive chain upgrade kit used for on off-road dirt bikes?
It’s handy for keeping drivetrain power transfer smooth and lasting longer on rough terrain.
- Improves power transfer efficiency from engine to wheel on dirt bikes - Reduces chain slack and derailment risk during jumps - Includes master links and a tensioner for easy maintenance - Fits Razor MX series and similar 25H chain setups