Drive and Worm Gear Kit for 41A2817 41C4220 41C4220A Garage Door Opener Access System Comprehensive Compatibility: This replacement drive and worm gear kit is compatible with a wide range of garage door openers, ensuring you find the exact match for your model. Extensive Model Coverage: Compatible with multiple models including 13953614SR, 139536151SR, 41A2817, 41C4220, 41C4220A, and other select models, providing broad compatibility. Recommended Replacement Practice: For optimal performance and durability, it is recommended to replace both the drive gear and worm gear at the same time. This kit includes both components to ensure smooth and efficient operation of your garage door opener. Garage Door Opener Enhancement: Upgrade or repair your garage door opener with this high-quality gear kit, designed to restore operational efficiency and extend the life of your system. Color: As shown in photo Material: Plastic Note: The actual product may vary slightly in color due to lighting and display differences, which does not affect functionality. Package Contents: 1 x Replacement Drive Gear and Worm Gear Kit Note: Other items not included. Light reflection and different displays may cause slight color variations. Measurement may vary by +/- 1-3 cm.