Repair a LiftMaster garage door opener with genuine replacement parts from Action Industries. Genuine LiftMaster repair parts are high quality, rigorously tested, durable and are the only repair parts recommended for LiftMaster garage door openers. LiftMaster operators come in three standard designs: Belt Drive and Chain Drive, and Screw Drive, each with their own line of specialized repair parts.
Parts like the 41A5034 safety sensor beam kit are designed for use with any LiftMaster opener, while the 25C20 Screw Drive Sprocket Coupler is specifically designed for their line of screw drive operators and cannot be used with belt drive garage doors. LiftMaster garage door opener parts
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