Number of Grooves on Pulley 6-Groove Pulley. 2009-2011 Expedition Max King Ranch With Hose Fitting Bolts on the Left; 4.53 in. 2011 Expedition Max XL With Hose Fitting Bolts on the Left; 4.53 in. 2011-2014 Expedition (submodel: EL XL, XL) With Hose Fitting Bolts on the Left; 4.53 in.