The Dodge Viper is a two-seater sports car manufactured from 1991 to 2017, with a brief production break in 2007 and from 2010 to 2012. The first-generation Viper was engineered as strictly a performance vehicle. The Viper had no door handles on the outside of the vehicle nor key cylinders. The Viper was also equipped with a canvas roof and zippered vinyl windows. Future generations of the Dodge Viper saw the addition of more traditional vehicle options.