Order Includes: 1 x Stationary Drive Sheave. Compatible with Arctic Cat models: Alterra 550 2016, Alterra 550 XT EPS 2016. Part Number: 0823-272. Dimensions: Inner Diameter: 25mm, Outer Diamter: 190mm, Height: 35mm. We strongly suggest comparing the posted picture to the unit(s) that needs to be replaced..
