Don't blow your money on a new garage door opener. Most repairs are cheap and easy do it yourself proyects !
If your garage door opener runs when you press the button, but the door won’t open, this is likely the part that needs replacing.
* Drive Gear Bore Size: 1/2"
* Drive Gear Outside Diameter: 2 3/4"
* Drive Gear Number of Teeth: 32
Our garage door opener gear part of kit 41A2817 41C4220A is compatible with chain drive and belt drive operators since 1984 – Current including the following: Liftmaster, Craftsman, Chamberlain, Sears, Garage master, Access master, Master Mechanic, Security +, Estate series, Raynor, Formula I, Whisper drive, Power Drive, Billion Code and others garage door opener models.
Compatible with LiftMaster, Chamberlain CHAIN DRIVE garage door opener models: 1040, 1045, 1046, 1050, 1055, 1056, 1060, 100WD, 200WD, 300WD, 110WD, 210WD, 310WD, 1260LK, 1245LK, 215WD, 220ED, 315WD, 320WD, 1240R, 1245R, 1246R, 1255R, 1256R, 985, 2565, 2575, 2595, 140, 150, 240, 350, 450, 550, 700WHC, 701WHC, 1000, 2000, 4000, 4001, 5000, 710WHC, 711WHC, 1100, 2100, 4100, 5100, 7200, 1200, 2200, 4200, 6200, 7220, CG40, 7420, PD752, PD758S.
Compatible with these LiftMaster, Chamberlain BELT DRIVE models: 1280, 1280R, 2580, 2585, 8100, 8100M, 8200, 9200, WD922K, WD912KS, WD822KS
Diagram that shows how to find your opener model number - Click Here
Download Chamberlain Manuals (with parts diagrams) - Click Here
Download Liftmaster Manuals (with parts diagrams) - Click Here
Download Replace 41A2817 Instructions Manual - Click Here
Check our Gear Replacement Instructions step by step with Pictures - Click Here
The teeth of the drive gear must be coated with a low temperature lithium-based grease prior to operating your door opener or the gear will quickly shred. The drive gear is designed as a sacrificial part and will shred when ever unusual stress or strain is placed on the door or opener.
Replacement gears for Liftmaster, Craftsman, Chamberlain, garage door opener models manufactured prior to 1984 are no longer available.
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