** The URSS steel head is permitted.A 5×5 top wing will be permitted.
** Right rear tire may be either the Hoosier 105-16 Medium or Racesaver right rear tire. Any tire is permitted on other three corners.
** Top wing must be totally flat to run a wicker bill up to 2 inches. Sideboards must be 90 degrees square to center foil. Leading edge of nose wing can be no further forward than 20 inches of the leading edge of the front axle.
** Cockpit adjustable weight jacks, shocks or wings will not be permitted. Titanium brakes are okay.
** Kingpin-to-kingpin tether mandatory. SFI-approved front axle tether is strong recommended and will be mandatory for all Sprint Cars beginning in 2019.
