There are 7 bolts holding it together. The data plate is missing. I've put some blue paint on the letters, you may be able to make out the model number by studying the photo. I believe it may be #15852-001.
The last photos of the black unit show what a similar unit (15852-001) looks like. Black unit is NOT for sale. The item "Char-Lynn/Eaton Hydraulic motor 4 Bolt Mount 1 Shaft Free Ship" is in sale since Saturday, December 9, 2017.
This item is in the category "eBay Motors\Parts & Accessories\ATV, Side-by-Side & UTV Parts & Accessories\Other"." and is located in Charlottesville, Virginia.This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, Sweden, South Korea, Indonesia, Taiwan, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Bahamas, China, Antigua and barbuda, Aruba, Belize, Dominica, Grenada, Saint kitts and nevis, Saint lucia, Turks and caicos islands, Barbados, Bermuda, Brunei darussalam, Bolivia, Egypt, French guiana, Gibraltar, Guadeloupe, Iceland, Jordan, Cambodia, Cayman islands, Sri lanka, Luxembourg, Martinique, Nicaragua, Oman, Pakistan, Paraguay, Reunion, Uruguay, South africa.