Dual Gear And Sprocket Kit For 8587 85870 8587WL Garage Door Openers Three Quarters Horsepower AC Chain Drive Replacement Includes Helical Gear Top Hat Assembly Worm Gear Bushings Grease And Hardware

Dual Gear and Sprocket Kit for 3/4 HP Chain Drive Openers
✔️ Pack: 1 kit; includes helical gear/top hat, worm gear, bushings, grease

This dual gear and sprocket kit replaces worn gears in 3/4 HP AC chain-drive garage door openers. It's commonly used on models like 8587, 8587W, 85870, and 8587WL to restore drive torque and smooth operation.

✅ Compatible with 3/4 HP AC chain drive garage door openers including 8587, 8587W, 85870, 8587WL
✅ Complete kit includes helix gear and top hat, worm gear, wear bushings, grease, and hardware
✅ Genuine LiftMaster replacement part for reliable, long-lasting performance
✅ Easy installation with included hardware and alignment references (check manual for compatibility)

💡 What is a gear and sprocket kit for a 3/4 HP garage door opener used for?

They are handy replacement parts that restore drive gear alignment and smooth operation in chain-drive openers.

- Rebuilds the gear train to restore torque transfer and reduce backlash - Replaces worn helix and worm gears to prevent slippage - Helps quiet operation and extend opener life ✝️