Balancer unit assembly for AD4.236, AD42.48 and AD4.318 for the following models MF175, 180, 255, 265, early model 270, 290, 670, 690 This is the older style balancer as photo shown the later model was twice as long and the difference is very visible with the later having two frame compartments

Balancer rebuild kit for balancer number 746432M91 used in Perkins engines AD4.236, AD42.48 and AD4.318 for the following models MF175, 180, 255, 265, early model 270, 290, 670, 690 This kit is for the older style balancer