All of our new parts are aftermarket replacements. Compatible with Minneapolis Moline Tractor(s) G750, G850. Compatible with Oliver Tractor(s) 1650 (s/n 187586-later), 1655, 1750, 1755. Compatible with Waukesha Engine(s) D283, D310. Compatible with White Backhoe Loader(s) 2-63, 2-78. Compatible with White Construction & Industrial(s) 2-63. Compatible with White Tractor(s) 2-70, 2-78, 2-85. Check dowel pin location. All States Ag Parts Item No.