The LiftMaster 41A4885-4 gear and sprocket replacement kit from Garage Door Supply Company is designed to be compatible only with the LiftMaster 8155 belt drive residential garage door opener. This is a complete kit, containing helical gear and a top hat assembly, worm gear and lubricating grease. You'll have everything you need to replace those worn out belt drive gears on your LiftMaster 8155.
- For LiftMaster 8155 garage door open
- Complete kit: helical gear, top hat assembly, worm gear, grease
Only fits the following models: