Item 70021898 has must read information.
: THIS CONSULT FACTORY ONLY APPLIES TO FRONT AXLE JLG P/N 4803372 AND REAR AXLE JLG P/N 4803383. Before ordering this cross kit you must first verify the vendor part number(vpn)stamped on the universal joint. If your universal joint is stamped with vpn 212.06.610.03 use cross kit JLG p/n 7029811. If your universal joint is stamped with vpn 212.06.610.17 use cross kit JLG p/n 70021898.