Garage Door Drive Gear For LiftMaster Chamberlain 4100 5100 7200 1200 Replacement Gear With One Half Inch Bore, Two And Three Quarter Inch Outside Diameter, Thirty Two Teeth, White, Includes One Gear

Drive Gear Replacement for LiftMaster Openers 1/2 Bore ✔️ 1/2 in bore, 2 3/4 in OD, 32 teeth, white, includes 1 gear

This replacement garage door drive gear is designed for LiftMaster and Chamberlain residential openers. It fits 1984 and newer models that use belt or chain drive systems and is not compatible with pre-1984 openers.

✅ Bore size: 1/2 in
✅ Outside diameter: 2 3/4 in
✅ Teeth: 32
✅ Color: White
✅ Includes: 1 gear

💡 What is a garage door drive gear used for and when should I replace it?

In short, it engages the opener drive to lift the door; replace when worn to avoid jams.

- Drive gear replacement restores proper engagement for belt or chain drives - Lubrication during installation helps prevent stripping and wear - A quick fix that can save you from more costly opener problems - Verify your bore and tooth count to ensure a correct fit✝️