Next year’s schedule features 22 races, down from 23 in recent years, but includes added dirt and road course events.<br>The series’ first dirt race will take place at Bristol (Tenn.) Motor Speedway on March 27, joining the Cup Series for an action-packed weekend on the short track’s return to a temporary dirt surface.<br>Then, on July 9, trucks will roll into Knoxville (Iowa) Raceway for ...<a class='more' href='https://www.motorsport.com/nascar-truck/news/2021-truck-series-schedule-knoxville/4913061/?utm_source=RSS&utm_medium=referral&utm_campaign=R SS-NASCAR&utm_term=News&utm_content=www'>Keep reading</a>

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