2018B NASA RallyCross Challenge Season

The 2018B NASA RallyCross Challenge Season will be the 16th season of the championship, and the first season with the "Gen-4" era of regulations. It is scheduled to start on June 5th, 2018, and end on August 14th, 2018.

Pre-season
After the 2018A season, several regulations changed in NASA RallyCross.
 * Gen-4 regulations were announced, with the series running four-wheel drive vehicles supplied by Ford and Volkswagen. Subaru is expected to join midway through the championship.
 * Gearboxes also increase back to six gears, after running two seasons of four speed boxes.
 * All circuits have been discontinued except for Daytona, with the series visiting both of the layouts the track has supplied.
 * BFGoodrich becomes the control tire, after 6 years of an open tire war in the series.