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Cadillac STS Differential Parts

This page brings together differential parts for the Cadillac STS covering model years 2005–2011, including complete differentials and differential clutch packs. Select your year above and we'll show only the differential parts that fit your Cadillac STS. Fitment is checked against our vehicle data for every part listed.

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What's here for your Cadillac STS

  • Complete differentials, including remanufactured units
  • Differential clutch packs

The widest selection of Cadillac STS differential parts here comes from ACDelco, Remy, Quality-Built, and Dorman, covering both remanufactured and replacement options across the 2005–2011 model range. Other categories Cadillac STS owners shop for: Cadillac STS Shocks and Struts, Cadillac STS Valve Train Parts and Cadillac STS Tires, or browse all Cadillac STS parts and accessories.