Order Includes: 2 x Rear Wheel Hub. Compatible with Polaris models: Xpress 300 1996-1999. Part Number: 5144192, 5131777, 5131284. Dimensions: Width: 5.90" / 150 mm, Height: 2.0" / 51 mm, Inner Diameter: 0.98" / 25 mm, Mounting Hole Distance: 4.01" / 102 mm. We strongly suggest comparing the posted picture to the unit(s) that needs to be replaced..
