Comments: Per the vendor 7028709 differential pinion is no longer available and does not have a direct replacement. For proper service replacement please refer to the following: Axle - JLG p/n 91473082 Prior to Axle s/n FITA780810 order: Differential Pinion - JLG p/n 7029129 (qty 4) Pin - JLG p/n 7029131 (qty 4) Axle - JLG p/n 4803372 Prior to Axle s/n FITA779150 order: Differential Pinion - JLG p/n 7029129 (qty 4) Pin - JLG p/n 7029131 (qty 4) Axle - JLG p/n 0280173 Prior to Axle s/n FITA786389 order: Differential Pinion - JLG p/n 7029129 (qty 4) Pin - JLG p/n 7029131 (qty 4) Axle - JLG p/n 8004521 Prior to Axle s/n GITA 738344 order: Differential Pinion - JLG p/n 7029129 (qty 4) Pin - JLG p/n 7029131 (qty 4)