Protect your garage door opener motor with a LiftMaster 041D8257 motor cover for LiftMaster 8550W residential belt drive garage door operators. This replacement garage door opener motor cover from Garage Door Supply Co. is from our discount-priced collection of LiftMaster 8550W replacement parts. If you don't see a part you want on our website, our on-ground experts at our Ohio headquarters will help you find it when you contact them with LiveChat, email, or a phone call.Product Highlights: