LiftMaster 8557 Garage Door Opener Parts Diagram and List - Belt Assemblies, Rail - Chamberlain
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 41A4371 Belt Cap RetainerSKU: 41A4371$9.93 As low as $8.94OEM replacement Belt Cap Retainer for LiftMaster part…