Two Piece Screw Drive Garage Door Opener Coupler Set Compatible With LiftMaster Chamberlain Sprockets Replacement 25C20 25A18 Fixes Broken Shaft Easy DIY Installation Works With 1000SD 2000SD 1000SDR Models

Two-Piece Screw Drive Coupler for LiftMaster Openers
✔️ Includes two-piece coupler, fits LiftMaster 1000SD/2000SD/1000SDR

This two-piece screw-drive garage door opener coupler replaces a worn or broken shaft in screw-drive systems for LiftMaster and Chamberlain openers. It’s a handy DIY fix you can install in most home garages to restore smooth door operation.

✅ Part number: 025C0020 (formerly 25C20) for easy ordering
✅ Universal compatibility with LiftMaster models 1000SD, 2000SD, 1000SDR, 2000SDR, 2110, 2220 and Chamberlain models 4600, 4620, 4640, 9902, PD420, PD460-2, 9950, and more
✅ Replaces worn coupler connecting motor to screw-drive rail to restore motion
✅ Dimensions: length 1.57 in (39.9 mm), outer diameter 1.18 in (30.0 mm), inner diameter 0.8 in (20.3 mm) with 8 grooves
✅ Easy installation: refer to online replacement videos; ensure motor position matches door position
✅ Color: Black

💡 What is a garage door opener coupler used for?

A handy, general explanation: It connects the motor to the screw-drive rail, letting the door move smoothly.

Here are the key ways this part helps in everyday use: - Transmits torque from the motor to the screw-drive rail for door movement. - Replaces worn or broken shafts to restore reliable operation. - Works with common LiftMaster and Chamberlain models like 1000SD, 2000SD, and 1000SDR.