I-55 Raceway is a 1/3 mile high banked dirt oval that features racing on Saturday nights. U.M.P. DIRTcar Late Models, U.M.P. DIRTcar Modifieds, U.M.P. DIRTcar Pro Modifieds, U.M.P. DIRTcar/A.A.R.A. Sportsman and U.M.P. DIRTcar/A.A.R.A Pro 4 Stocks headline the weekly racing program.
Track records:
Winged Sprint Car: Kyle Larson – 9.995 seconds (119.94 mph) – May 22, 2020
Late Model: Billy Moyer – 12.081 seconds (99.230 mph) – June 23, 2007
Modified: Will Krup – 13.646 seconds (87.849 mph) – August 14, 2021
Sportsman: Lee Stuppy – 15.775 seconds (75.993 mph) – July 17, 2021
Pro 4 Stock: Joshua Hawkins – 16.898 seconds (70.943 mph) – July 17, 2021
Track:
Length: 1/3 mile
Banking: 19 degrees in the corners – 10 degrees on straight-aways
Surface: Clay