2" ID Garage Door Torsion Springs with Installed Cones Select Spring Length:28" look on the back of

look on the back of your garage door opener powerhead in the garage for the purple learn button

You will have to remove the plastic motor housing to access this most easily

and some Wayne Dalton models (8500

Prolongs the life of your opener parts

Original Torquemaster Spring Installation Instructions

2" ID Garage Door Torsion Springs with Installed Cones Select Spring Length:28" look on the back of2" ID Garage Door Torsion Spring Replacement with Installed Cones Torsion spring coated and oil tempered and include winding and anchor cones installed. Springs are factory coated black for smoother, cleaner operation. For use on doors with 4" standard lift drums. Engineered for maximum application range. Minimum 10,000 cycles, at + 7. 5 lbs of target door weight. Torsion Springs are made of steel coils with aluminum cones. Includes: 2" ID Torsion