A NASCAR executive says Christopher Bell's Michigan crash was the hardest Next Gen car impact ever, as measured using Delta-v speed loss data.
https://www.foxnews.com/outkick-sports/nascar-executive-reveals-christopher-bells-michigan-crash-hardest-impact-decade
https://www.foxnews.com/outkick-sports/nascar-executive-reveals-christopher-bells-michigan-crash-hardest-impact-decade