The 1970 Dodge Challenger is an iconic American muscle car produced by the Dodge division of Chrysler. It was introduced in the fall of 1969 as a 1970 model. The Challenger shared its platform with the Plymouth Barracuda, but it had a distinctive and aggressive look that set it apart. Design : The Challenger featured a long hood, short deck, and a wide stance, giving it a muscular and athletic appearance.