Ford Racing pinion bearing retainers are available in cast iron or high-strength aluminum for long-lasting durability. These pinion bearing retainers are direct fit and functional replacements for your worn or damaged originals. They're designed for heavy-duty applications to help keep your vehicle going strong--so you can get the most out of your ride. Each pinion bearing retainer comes with a large rear cup and/or a small front cup to best suit your application. Equip your pony car only with the best--Ford Racing parts.