Liftmaster 041A5658-1 Dual Gear and Sprocket Kit

Replacement Gear and Sprocket Assembly for 3/4 HP AC Chain Drive Openers

The LiftMaster 041A5658-1 Dual Gear and Sprocket Kit is a genuine OEM replacement kit for select LiftMaster® 3/4 HP AC chain drive garage door openers. Designed to replace worn or damaged internal drive gears, this kit restores smooth, reliable movement and extends the life of your opener.

Key Features

• Function: Replaces the helical gear, worm gear, and sprocket assembly in compatible openers
• Complete Kit: Includes helical gear, top hat assembly, worm gear, bushings, grease, and mounting hardware
• Optimized Design: Dual gear configuration provides efficient torque transfer for heavy-duty performance
• Durability: Factory-engineered materials resist wear and ensure quiet operation
• Easy Installation: Designed as a direct-fit OEM replacement

Technical Specifications

• Part Number: 041A5658-1
• Included Components: Helical gear, worm gear, bushings, grease packet, and fasteners
• Drive Type: Chain drive
• Horsepower Compatibility: 3/4 HP AC motors
• Application: Residential LiftMaster openers with Wi-Fi and Bluetooth connectivity
• Material: Reinforced nylon and steel assembly for longevity

Compatible Models

• 8587MC – 3/4 HP AC Chain Drive Wi-Fi Garage Door Opener with Integrated Bluetooth
• 8587WMC – Elite Series® 3/4 HP AC Chain Drive Wi-Fi Garage Door Opener (Operator Only)

Conclusion

The LiftMaster 041A5658-1 Dual Gear and Sprocket Kit delivers OEM-grade performance for heavy-duty chain drive systems, ensuring long-lasting reliability and smooth, quiet door operation.