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Home Your Search Top Garage Door Opener Parts Chamberlain, LiftMaster
10-30702

LiftMaster Chain Guard Top Cover Mfg Painted (K10-30702-2)

K001A5729

LiftMaster Logic 3 Board - L3 ** NLA

  • Open close sTop buttons mounted on logic board
  • Selector dial for desired wiring mode
  • Failsafe switch
  • Maintenance Alert System (MAS)
  • Auxiliary reversal system / RPM sensor
  • 014LG0657
Installation Manual
41A5658-1

LiftMaster Dual Gear & Sprocket Assembly

  • This complete kit is compatible with 3/4HP LiftMaster® Models 8587/8587W; and various dual AC chain drive garage door openers.
  • Kit includes: helical gear and top hat assembly worm gear wear bushings grease and hardware needed to replace the chain drive gears.