New replacement hour meter for many John Deere models, Deere part number AM120893 which was the last style of hour meter used on the 316 / 318 / 420 / 430 and many other models.  This fits into any 2" diameter hole and mounts easily with the snug slide-on bracket.  Also included are a round mounting gasket and wiring connections in case you need new ones.  Feel free to ask any questions before purchasing.  U.S. shipping only.   Thanks.