BRAIN DUMP Gear & Sprocket Kit for LiftMaster 315WD, 320WD, 1345, 2245, 2255 Garage Doors 3/4 in 1/2 in 1/8 in 1/4 in 3/4 1/2 1/8 1/4 1/3 1984

Gear and sprocket kit for residential chain-drive garage door openers. Includes one complete kit: worm gear, large gear, grease, motor shaft bearings, sprocket bearings, and mounting hardware. Large gear dimensions: 2 3/4" x 1/2" with 1/2" bore. Worm gear dimensions: 1 1/8" outside diameter; teeth width 1 1/4". Intended for 1/2, 1/3, and 3/4 HP chain drive residential openers manufactured 1984 to present. Do not use with openers that have dual sprockets on the output shaft. Not compatible with certain older units manufactured before 1984. Sold as a single replacement gear and sprocket kit.

• Gear and sprocket kit for residential chain-drive garage door openers. Includes one complete kit: worm gear, large gear, grease, motor shaft bearings,
• sprocket bearings, and mounting hardware. Large gear dimensions: 2 3/4" x 1/2" with 1/2" bore.
• Worm gear dimensions: 1 1/8" outside diameter; teeth width 1 1/4". Intended for 1/2, 1/3, and 3/4 HP chain drive residential openers manufactured
• 1984 to present. Do not use with openers that have dual sprockets on the output shaft.
• Not compatible with certain older units manufactured before 1984. Sold as a single replacement gear and sprocket kit.