NASCAR's revenue-sharing charter system is under threat of being disbanded according to a Wednesday counterclaim filed by the stock car series against Michael Jordan-owned 23XI Racing and Front Row Motorsports that singles out Jordan's longtime business manager.

NASCAR fires back at 23XI Racing and Front Row Motorsports with a lawsuit, alleging they orchestrated a scheme to pressure the sport into submission.

NASCAR sued 23XI Racing and Front Row Motorsports, saying in court documents that the two companies want to eliminate the charter system.