Complete Kit for Easy Replacement: This comprehensive Drive Gear and Worm Gear Kit is essential for maintaining optimal performance of your garage door opener. It includes both gear and worm gears for smooth and reliable operation. Recommended to replace both gears simultaneously for best results. Extensive Compatibility: Ensures compatibility with a wide range of garage door openers including models 13953614SR, 139536151SR, 13953615SR, up to 1395399011 and more. Perfect for restoring function and improving door lifting speed and efficiency. Fits Multiple Models: Designed to work seamlessly with numerous garage door opener models such as 41A2817, 1100, 7200, 248735, HD620EV, PD100 among others. Trust this kit to renew your system for smoother operation. Designed for Various Systems: Compatible with a multitude of models including 41A2817, 41C4220, 1045-9, 1050-6, 1355, 2245 and more, ensuring broad coverage and versatility. Replace your worn-out gears with this kit for smooth and quiet door operation. Also Supports Multiple Openers: The kit is versatile across various brands and supports many garage door systems. This universal compatibility makes it a must-have for routine maintenance and reliable performance of opening mechanisms. Note: Slight color variation due to lighting or display differences may occur and does not affect functionality. Color: White Material: Plastic Package Contents: 1 x Drive and Worm Gear Kit Note: Light reflection and different displays may cause the color of the item in the picture to appear slightly different from the real thing. Measurement may vary by +/- 1-3 cm.