Fiesta XR4 / ST150 Since buying a 2007 Ford Fiesta XR4 (ST150) I’ve collected a bit of information to share. Ford Fiesta XR4 / ST150 Differential Bearings Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on WhatsApp (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on Reddit (Opens in new window)MoreClick to share on LinkedIn (Opens in new window)Click to share on Pocket (Opens in new window)Click to print (Opens in new window)Click to email a link to a friend (Opens in new window)Click to share on Tumblr (Opens in new window)