Extensive Compatibility This replacement drive and worm gear kit fits a wide range of garage door openers, including most for , for , for and for , ensuring you find the exact match for your model.Wide model coverage for Compatible with multiple models for 13953614SR, 139536151SR and others, for 41A2817, 41C4220 and more, for 41A2817, 41C4220A among additional comprehensive model numbers providing a wide fit.Recommended Replacement Price For optimal performance and durability, it is highly recommended to replace both the wheel and worm wheel at the same time, which this kit allows, ensuring your garage door operates smoothly and efficiently.Garage Door Opener Improvement Upgrade or repair your garage door mechanisms with this highquality gear kit designed to restore the operational efficiency of your garage door, extending the life and functionality of your valuable garage system.Color Photo colorMaterial PlasticThe actual product may have a slight color difference or difference, which does not affect the usePackage contents1Replacement drive gear and worm gear setOnly the above package contents, other products are not included.Note Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The allowable measurement error is13 cm.