
- Usually Ships Following Business Day
LiftMaster
Liftmaster 041A5585 Gear and Sprocket
- Usually Ships Following Business Day
The LiftMaster 041A5585 Gear and Sprocket Assembly is a complete replacement kit designed to restore the mechanical drive functionality of worn or malfunctioning 3/4-horsepower garage door openers. One of the most commonly replaced components in chain-drive systems, this assembly includes everything needed to get your garage door opener running smoothly again without replacing the entire unit.
This kit is a direct OEM replacement for the now-retired part number 41A5585-1, and is fully compatible with a wide range of LiftMaster and Craftsman models. Whether you’re performing routine maintenance or addressing a broken gear, this all-in-one kit saves time, simplifies repairs, and extends the life of your opener.
Included in Kit:
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Worm gear
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Helical gear
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Retainers
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Washers
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Pins
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Bearing plate
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Grease
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Detailed installation instructions
Compatibility:
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LiftMaster Models: 2575, 3275, 3575, 3575S
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Craftsman Model: 139.53990D (3/4HP operator)
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Replaces part number: 41A5585-1
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Alternate SKU: 02-41A5585