Parts list: № Number Qty Name Options 1 HXE40249 1 Knife LH 2 HXE40251 1 Knife RH Next page: ST551230 Row Unit Shaft (12R22) ST1051692 Intermeshing Grass Knives, Chopping, Performance Upgrade Kit ST907250 Corn Head Guide ST907875 Row Unit Gear Case (2 of 2) ST907069 Intermeshing Trash Knife, Chopping, RH ST944899 Trash Knife for RowMax™ Chopping Stalk Rolls, RH ST551411 Row Unit Drive Shaft W/ StalkMaster™, 12R30 and 12R75 ST907504 Opposed Trash Knife, Non Chopping, RH ST1052113 Chopping Grass Knife, RH, Performance Upgrade Kit ST912996 Row Unit Shaft (12R38)