Dimensions: Pulley: Inner Diameter: 40 mm - 1.57 in, Outer Diameter: 146 mm - 5.74 in, Width: 27 mm - 1.06 in, Hub: Inner Diameter: 28.7 mm - 1.12 in, Outer Diameter: 63.5 mm - 2.49 in, Height: 32 mm - 1.24 in
We strongly suggest comparing the posted picture to the unit(s) that needs to be replaced.