041A5585-1

Designed for use with various 3/4 HP LiftMaster® and Chamberlain® chain drive garage door openers.

This complete kit includes:

• Helical gear with top hat assembly
• Worm gear
• Wear bushings
• Grease
• All necessary installation hardware

Also known as: 41A5585‑1

Refer to your owner’s manual or replacement parts diagram before ordering to ensure compatibility with your specific model.