Pulleys, Opener
The LiftMaster 8557 garage door openers use a 3/4 HP motor with a full belt rail assembly. This model has two lights and optional wifi. Use our parts diagram for reference with all available parts listed below.
The LiftMaster 8557 garage door openers use a 3/4 HP motor with a full belt rail assembly. This model has two lights and optional wifi. Use our parts diagram for reference with all available parts listed below.
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- LiftMaster 41B5424 Belt Pulley BracketSKU: 41B5424$21.42Belt Pulley Bracket 41B5424 for WD822K, WD922K, WD912K