Liftmaster Gear and Sprocket Kit 41A4885-2 Liftmaster You will need the height

You will need the height and weight of your door and then you have to determine which style (plus or original) torquemaster spring you have currently

of the top section of any type residential overhead garage door

Part No: 3089

Low Headroom Top Fixture (Roller Carrier)

Liftmaster Gear and Sprocket Kit 41A4885-2 Liftmaster You will need the heightLiftmaster Chamberlain Gear and Sprocket Kit 41A4885 2 This Gear and Sprocket Assembly Kit 41A4885 2 is an original equipment replacement part for Chamberlain and Liftmaster Belt Drive gear & sprocket assembly for models 1270 & 1280. Part no. 41A4885 2. Includes: Sprocket drive shaft Shaft housing Main drive gear Worm gear Limit switch gear and clip Lubricant Replacement bushing, fittings, & pins Instructions Specifications: Kit Part No: 41A4885 2