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LiftMaster/Chamberlain Replacement Part - 41C4470 Gear and Sprocket Kit For CSO Series ATS Chain Drive Garage Door Openers

SKU 712-LMP-41C4470
Original price $66.69 - Original price $66.69
Original price $66.69
$66.69
$66.69 - $66.69
Current price $66.69

GarageDoorProject® exclusively partners with US vendors, ensuring 100% OEM parts with all-new production dates. LiftMaster 41C4470 Gear and Sprocket Kit.

DURABLE BUILD: High-quality plastic and metal components ensure long-lasting performance in garage door openers.

COMPLETE KIT: Includes helical gear, worm gear, wear bushings, grease, and all necessary hardware for easy installation.

WIDE COMPATIBILITY: Works with LiftMaster & Chamberlain CSO Series and various ATS Chain Drive Garage Door Openers for seamless replacement.

EASY INSTALLATION: Designed for screw-in installation, providing a quick and secure fit for both DIY and professional setups.

Product Description

LiftMaster 41C4470 Industry Tested Gear Sprocket Kit Replacement for Chamberlain CSO Series Chain Drive Garage Door Opener | GarageDoorProject | 100% OEM | US Vendor

The Gear Sprocket Kit from LiftMaster model 41C4470 is a premium gear sprocket kit designed to restore and enhance the performance of your Chamberlain CSO Series and ATS Chain Drive garage door openers. This durable garage door opener replacement gear kit delivers smooth operation and extends the life of your chain drive opener by replacing worn components with high-quality parts. Engineered with precision, this LiftMaster gear kit includes a helical worm gear and sprocket and gear set that fit perfectly, ensuring reliable door opener repair kit functionality every time.


This durable garage gear replacement kit features a complete set of garage opener components, including a helical gear, worm gear, wear bushings, grease, top hat assembly, and all necessary hardware. The screw-in installation method allows for easy gear installation whether you are a professional technician or a DIY enthusiast. Tested for long-lasting performance, this 100% OEM replacement gear sprocket kit guarantees compatibility with Chamberlain CSO parts and ATS model chain drive replacement openers. Backed by GarageDoorProject®, a trusted US vendor known for quality garage door repair products, this kit provides peace of mind with consistent results.


Key features and benefits include:

- Durable plastic and metal construction → ensures long service life under heavy use
- Complete replacement gear kit → all essential components included for hassle-free repair
- Precise compatibility → fits Chamberlain CSO Series and ATS Chain Drive openers exactly
- Easy screw-in installation → reduces downtime and simplifies the repair process
- Smooth operation restored → prolongs the lifespan of your chain drive opener

Technical specifications:

- Product Name: Gear and Sprocket Kit
- Model Number: 41C4470
- Material: High-grade plastic and metal
- Installation Type: Screw-in
- Alternative Part Numbers: 041C4470

Components included:

- Helical Gear
- Top Hat Assembly
- Worm Gear
- Wear Bushings
- Grease
- Hardware set for installation

This LiftMaster gear sprocket kit is the ideal door opener repair kit for maintaining optimal performance of your chain drive opener. It replaces worn-out Chamberlain CSO parts with durable garage gear that withstands daily use. Whether performing routine maintenance or urgent chain drive replacement, this sprocket and gear set ensures smooth, quiet operation. The easy gear installation process saves time while restoring full functionality to your garage door opener system.


Choose the GarageDoorProject® Gear Sprocket Kit 41C4470 to keep your garage door opener running efficiently year after year. This OEM-quality replacement part supports reliable garage door operation and helps avoid costly repairs by addressing wear early. Trust this proven solution to deliver consistent results and improve your home’s security and convenience.

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