Comprehensive Compatibility: This Replacement Drive Worm Gear Kit suits a wide range of garage door openers including major for , for , for , for , ensuring you find the exact match for your model. Extensive Model Coverage: for Compatible with multiple models for 13953614SR, 139536151SR, others, for 41A2817, 41C4220, more, for 41A2817, 41C4220A among additional extensive model numbers providing a wide-reaching fit. Recommended Replacement Practice: For optimum performance durability, it's highly recommended to replace both gear worm gear at the same time which this kit enables, ensuring your garage door operates smoothly efficiently. Garage Door Opener Enhancement: Upgrade or repair your garage door mechanisms with this high-quality gear kit that is designed to restore the operational efficiency of your garage door, prolonging the life functionality of your valuable garage system. Color: Photo Color Material: Plastic The actual product may have slight color difference or difference, which will not affect the use Package Contents: 1Replacement Drive Gear Worm Gear Kit Only the above package content, other products are not included. Note: Light reflection different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.