Gear & Sprocket Assembly For Liftmaster,Chamberlain, Sears and More


Liftmaster Drive Gear 


Ever press the button for your garage door and the operator runs, but the door won’t open?! Frustrating, eh?! Usually this means the opener driver gear needs to be replaced. Simple fix! 


This is the replacement gear only. You will need to purchase gear grease separate (Can be purchased on our website) Important: failure to grease, will result in the gear stripping out and again you will need to replace it! 



Please email us to check compatibility if you’re unsure however, should work with: LiftMaster compatible gear in repair kit: 41A2817 & 41C4220A, Chamberlain, Craftsman, Sears, Master Mechanic and Wayne Dalton garage door operators. Compatible starting with 1984 until current both Chain Drive and Belt Drive garage door opener models: