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Features
Compatiblity: Works with the following Liftmaster CHAIN Drive models: 1046, 1146, 1056, 1156 1246, 1256, 1246R, 1256R, 1346 and 1356. Also works with the following Chamberlain CHAIN Drive models: 4001, 701WHC and 711WHC.
REPLACEMENT GEARS FOR LIFTMASTER CHAMBERLAIN GARAGE DOOR OPENER MODELS MANUFACTURED PRIOR TO 1984 ARE NO LONGER AVAILABLE.
Attention: For Dual Sprocket Units ONLY
If you only need the main (large) gear, we offer a high-quality, low-cost after-market replacement heavy duty gear that is compatible with all of the models listed here. Click here for part number 41A2817-CR Liftmaster Sears Craftsman Garage Door Opener Replacement White Main Gear.
Click here for our How To Article on replacing your garage door gear
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