1915 Chicago Challenge Cup is 128th AAA National Motor Car Championship race. Passed at the Maywood Speedway circuit. Barney Oldfield won the pole position, Dario Resta won this race. This was his 4th victory. Earl Cooper and Bob Burman also climbed to the podium, in second and third place. Race distance 50 laps (161 km).
Peugeot L76 - 1915 Chicago Challenge Cup winner