Order Includes: 1 x Rear Sprocket. Part Numbers: 2XJ-25440-21-00 2XJ-25440-20-00 43F-25440-50-00 / Specs: Material: C49 High Carbon Steel. Dimensions: Width: 6 mm / 0.23" , Inner Diameter: 125 mm / 4.92" , Outer Diameter: 207.7 mm / 8.17" , Circles Diameter: 10.5 mm / 0.41" , Mounting hole Distance: 145 mm / 5.70" , Number of Teeth: 40. We strongly suggest comparing the posted picture to the unit(s) that needs to be replaced..
