This 41A5250 garage door opener replacement belt is designed for 7 ft. tall residential garage doors, with a total length of 237 in. and an effective length of 235 in. Crafted with upgraded new structural steel, it offers extended service life and consistent, reliable performance for daily use. It is compatible with a wide range of belt drive garage door openers including most Chamberlain and Craftsman models, plus select Liftmaster, Sentex and Wisper units. The belt features 20 grooves every 6 in. for proper fit and function, and installation can be completed easily by replacing the old belt directly. Manufactured to strict OEM standards, this is a non-original replacement part that has undergone 100% factory quality testing to ensure safety and durability.