1/2" Thick & 1-1/8" in Diameter Please refer to listing pictures: Thickness: about 1/2" OD Hex: 7/8" ID: 5/8" 1-1/8" in Diameter Type: Bearing, Bushing, Hexagon Steering Bushing Replaces Part Numbers: 15513 , 741-04237A, 741-04237B , 741-04237, 941-04237B, 15513 Fitment: Fits MTD, Cub Cadet,Troy Bilt ,Yard Machine, Yardman, Craftsman Fits Cub Cadet: GTX1054, GT1054, LGTX1050, LGTX1054, LGT1050, LGT1054 Fits MTD: GT-5025, GT5025, YT4220, 13AA925P004, 13AP616H597, 13AR606P730, 14AQ81GK597 Fits MTD: 13AA625P004 (2009), 13AA625P004 (2008), 14AA815K004 (2009), 14AA815K004 (2008), 13AA625P304 (2009), 13AA625P372 (2009), 13AA625P401 (2009), 13AA625P720 (2009), 13AA625P730 (2009), 13AA625P301 (2009), 13AA625P709 (2009), 13AA625P371 (2009), 13AA625P307 (2009), 13AA625P513 (2009),.