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, Subaru, and Volkswagen.
 * 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.

Calendar Changes

 * All previous rounds of the championship, per a schedule restructuring, are dropped except for Daytona
 * Daytona expands to two events, with two different layouts.
 * Indianapolis returns to the schedule, after being featured once in 2017B.

2018B Drivers' Championship
Points are awarded to the top 16 finishers.

2018B Manufacturers' Championship
{|
 * valign="top"|