At today inauguration, 1600 Pennsylvania Ave. will not only have a new resident, but also a new set of wheels in the driveway. President Barack Obama will ride in an all-new Cadillac Presidential Limousine, dubbed Cadillac One.

Inside and out, the Cadillac Presidential Limousine includes many of the brand's signature design elements, such as the dual-textured grille and the dinner plate-sized Cadillac coat-of-arms badge that are the hallmarks of the CTS sport sedan and Escalade. Vertically oriented head- and taillights mirror those used on production models. Compared with the outgoing Cadillac-supplied Presidential Limo, Cadillac One is slightly more upright, though both vehicles occupy roughly the same overall footprint on the road, with a similar size and proportion.

The car was designed, developed, and tested by specialists who adhered to an extensive set of specifications. It was subjected to an extreme testing regimen to ensure performance that achieves precise functional requirements. In doing so, security provisions were undertaken at all times during development to ensure the car's functional capabilities are preserved and confidential. Translation: GM and the Secret Service aren't telling us anything about the power train, safety features, or cabin tech

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