Chevy has taken the wraps off is ’13 NASCAR SS racer, which replaces the Impala, which competed from 1959-1964 and 2007-2012. The Super Sport car will be available in a limited-production version as a 2014 model and arriving to dealers later in 2013. It will also be the first rear-wheel-drive sedan Chevy has offered in the U.S. in 17 years.