History Pirelli World Challenge

fans invited tour starting grid before 2011 season race

in 1990, series officially named world challenge , restructured adopt rules similar european group homologated production cars. higher-cost sports classes dropped after 1996, leaving class format stand until 2010. speed tv network began sponsoring series in 1999. fields growing, series began separate races gt , touring classes in 2000, remain until 2010. in 2010, series moved away partnership speed, , signed broadcast partnership versus (now nbcsn) coverage. series moved existing touring cars new gts class, while changing rules touring car class reduce costs , keep cars closer stock.

with speedvision television contract, world challenge succeeded trans scca s premier series.

in july 2008, world challenge series purchased wc vision, group of investors. sports car club of america remained sanctioning partner of series.

starting 2011 season, series signed partnership pirelli , leading tire manufacturer became official tire supplier , title sponsor of series.

in 2014, pirelli world challenge established gt-a classification similar fia s bronze category.

in 2015, series established gt cup, featuring porsche 991 cup cars ran part of overall gt class races. also, cbs sports network , motor trend on demand became new television partners.

in 2016, series established sprintx classes of racing featuring two-driver sprint races several driver classes. part of partnership sro, gts class expanded include gt4 homologations.

for 2017, pirelli world challenge has transferred usac sanctioning body. gt cup class expanding include cup cars lamborghini , ferrari, while sprintx classes expand in both driver classification specificity , competition-legal platforms.