About Evike.com: For over a decade, Evike.com Inc. has been a leading distributor, innovator, showroom, social media, and developer of Airsoft training equipment. Evike.com is also the exclusive representation, service center, key distributor, and maker of a majority of premier Airsoft brands for the sporting, training, and commercial markets.
Illustration of rumble seat, c. 1913. Roadster, coupe and cabriolet auto body styles were offered with either a luggage compartment or a rumble seat in the deck. Models equipped with a rumble seat were often referred to as a sport coupe or sport roadster.
I remember having lap belts both front and back seats in the late 1960s but seat belts were an option that could be purchased on cars for many years. Nash offered them as an option in 1949. Ford offered them as an option in 1955. Front lap belts were mandatory in all american cars in 1965.