2000-2005 Excursion. Dorman Ring and PinionRB697452. Qualified by Dorman’s strenuous testing procedures. 97 F-250 HD. w/5.38 Axle Ratio; Dana 50 Axle; Location : Front. Location Front. Prop 65 Warning WARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm.