-4 digit number off your bearings. That number starts with a 6, and is something like: 6205. If the numbers off your bearings are not readable, we would need for you to measure the inside and outside diameters of each bearing.-please measure the base of the shaft, this will give us the inside diameter of the seal-please measure the inside of the tub, where the seal rides: this will give us the outside diameter of the seal that you need.