Fits the following Kawasaki models (as follows) - Either drive shaft, front or rear: 2005-2012 Mule 610, 2000-2002 Mule 2510, 2001-2008 Mule 3010, 2009-2012 Mule 4010 ... Fits the front drive shaft ,both positions: 2008-2011 Teryx 750 (2-seater) * Cross Span: 1.771 in (edge to edge). Stack-up Dimension: 1.351 in (cap bottom to cap bottom). Cap diameter - 0.866 in. * Replaces Kawasaki OEM # 49050-1002.