- Compatible with chamberlain, sears, craftsman and lift master 1/3 and 1/2 HP chain drive models.
- Compatible with chain drive Chamberlain Sears Craftsman manufactured operators 1984-current.
- Gear and Sprocket Replacement Kit Includes: Gear and sprocket, worm gear, grease, motor shaft bearings, sprocket bearings, instructions.
- Installation:Easy to operate, Simple installation according to the instructions.
- Service: If you have any questions about product compatibility and quality, please contact us (e-mail [email protected]) and we will reply you within 24 hours.