--- product_id: 92620807 title: "Replacement for Liftmaster 41c4220a Gear and Sprocket Kit fits Chamberlain, Sears, Craftsman 1/3 and 1/2 HP Chain Drive Models" brand: "tck tech" price: "166.43 DT" currency: TND in_stock: true category: "Tck Tech" url: https://www.desertcart.tn/products/92620807-replacement-for-liftmaster-41c4220a-gear-and-sprocket-kit-fits-chamberlain store_origin: TN region: Tunisia --- # Step-by-step instructions + free tech support Precision-engineered gear & sprocket Complete installation kit with bearings & grease Replacement for Liftmaster 41c4220a Gear and Sprocket Kit fits Chamberlain, Sears, Craftsman 1/3 and 1/2 HP Chain Drive Models **Brand:** tck tech **Price:** 166.43 DT **Availability:** ✅ In Stock ## Summary > ⚙️ Upgrade your garage game with effortless precision! ## Quick Answers - **What is this?** Replacement for Liftmaster 41c4220a Gear and Sprocket Kit fits Chamberlain, Sears, Craftsman 1/3 and 1/2 HP Chain Drive Models by tck tech - **How much does it cost?** 166.43 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/92620807-replacement-for-liftmaster-41c4220a-gear-and-sprocket-kit-fits-chamberlain) ## Best For - tck tech enthusiasts ## Why This Product - Trusted tck tech brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **All-in-One Kit:** Includes gear, sprocket, worm gear, motor shaft & sprocket bearings, plus grease - • **Trusted Performance:** Top-rated with 4.7 stars from over 8,000 users—join the pros who rely on it - • **Plug-and-Play Upgrade:** Pre-mounted spur gear on output shaft for hassle-free installation - • **Universal Compatibility:** Fits Chamberlain, Sears, Craftsman & LiftMaster 1/3 & 1/2 HP chain drive models (1984-current) - • **Future-Proof Reliability:** Durable parts designed to extend the life of your garage door opener ## Overview This Replacement Gear and Sprocket Kit (model 41c4220a) is engineered for seamless compatibility with Chamberlain, Sears, Craftsman, and LiftMaster 1/3 and 1/2 HP chain drive garage door openers from 1984 to present. The kit includes all essential components—gear, sprocket, worm gear, bearings, and grease—plus clear installation instructions and free tech support, making it the #1 choice for reliable, professional-grade garage door maintenance. ## Description 1x Gear and Sprocket Replacement Kit for Liftmaster 41c4220a 41A2827, fits Chamberlain, Sears, Craftsman 1/3 and 1/2 HP Chain Drive Models (Chain Drive Gear and Sprocket Kit) ## Features - Gear and Sprocket Replacement Kit Includes: Gear and sprocket, worm gear, grease, motor shaft bearings, sprocket bearings. - Compatible with Chamberlain, Sears, Craftsman and Lift Master 1/3 and 1/2 HP chain drive models, replacement parts. - Compatible with chain drive Chamberlain Sears Craftsman Liftmaster manufactured operators 1984-current. - Installation: Step-by-step instructions included, free tech support available. - This kit 041c4220a includes all of the 41A2827 Drive / Worm Gear kit and is easier to install because you do not have to disassemble the output shaft assembly - the spur gear is already mounted on the new output shaft. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07H4XYNPS | | Batteries Included? | No | | Batteries Required? | No | | Best Sellers Rank | #5,761 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #1 in Garage Door Gears | | Color | 1x Gear & Sprocket Kit | | Customer Reviews | 4.7 4.7 out of 5 stars (8,105) | | Date First Available | September 6, 2018 | | Included Components | 1x Gear Sprocket Kit Replacement for Liftmaster 41c4220a | | Is Discontinued By Manufacturer | No | | Item Package Quantity | 1 | | Item Weight | 1.06 pounds | | Item model number | 54101-212542AT | | Manufacturer | TCK TECH | | Package Dimensions | 6.06 x 4.57 x 4.53 inches | | Part Number | 54101-212542AT | ## Images ![Replacement for Liftmaster 41c4220a Gear and Sprocket Kit fits Chamberlain, Sears, Craftsman 1/3 and 1/2 HP Chain Drive Models - Image 1](https://m.media-amazon.com/images/I/71kM7tVhJ4L.jpg) ## Available Options This product comes in different **Color** options. ## Questions & Answers **Q: 41ac050-1 will this work?** A: The part # you are giving is the main board. The sprocket does have a separate part#. You're better off getting the kit in case other parts are broken that you didn't know about. Anyway, the kit doesn't cost much more than just the sprocket. This is used in multiple door openers, very common. **Q: Does this work for model 139.54985** A: read on the website OR it fits Chamberlain, Sears, Craftsman 1/3 and 1/2 HP Chain Drive Models **Q: Will this kit work with a linear ldo50 garrage door opener?** A: No it won't Liftmaster/Chamberlain are different manufacturer than the LDO50 which is made by Linear **Q: I have this craftsman motor, and my gear assy is the same, but..mine is belt, not chain. can i just swap the sprocket out ?** A: I dont think you can the gear and sprocket is one assembly your top is for chain drive not belt it won't come apart from what I saw with my repair. ## Frequently Bought Together - Replacement for Liftmaster 41c4220a Gear and Sprocket Kit fits Chamberlain, Sears, Craftsman 1/3 and 1/2 HP Chain Drive Models - HIMARKLIF Upgrade Aluminum Alloy Drive and Worm Gear Kit Compatible with LiftMaster Craftsman Chamberlain Master Mechanic Garage Master Door Opener Access System Replace# 41A2817 41C4220 41C4220A - Drive Gear 81B0045 for Liftmaster Chamberlain Craftsman Sears Garage Door Opener 41A2817 41C4220A --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/92620807-replacement-for-liftmaster-41c4220a-gear-and-sprocket-kit-fits-chamberlain](https://www.desertcart.tn/products/92620807-replacement-for-liftmaster-41c4220a-gear-and-sprocket-kit-fits-chamberlain) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-07-13*