1961 Vintage Schwinn Spitfire Ladies Step thru Cruiser Bicycle. The Spitfire is considered and marketed by Schwinn as the economy bike or popular priced bike. This Particular Spitfire is quite uncommon, it is Rare Red Ladies Schwinn Middleweight Bike. Red was Common to the men’s and blue common to ladies’ Spitfire and Tornado bicycles. Not Only a Rare Red the bike has a wonderful faded red orange patina that shows tons of character.