NASCAR practice speeds, lap averages and notes for the 2026 FireKeepers Casino 400 at Michigan International Speedway. Use the NASCAR stats and data to build DFS lineups on DraftKings. Tyler Reddick was fastest.

Less than 24 hours after winning Friday's ARCA Menards Series race at Michigan International Speedway, Ruggiero was the fastest driver in NASCAR Craftsman Truck Series practice at MIS.

The fastest pace in the history of NASCAR GP UK was set on the opening day for the 2026 American SpeedFest. Lap records in both V8GP and OPEN fell after Thomas Krasonis and Raphael Lessard drove amazingly during Friday’s practice sessions.

Nobody was faster on Saturday afternoon at Charlotte Motor Speedway than Ricky Stenhouse Jr., the driver of the No. 47 Hyak Motorsports Chevrolet.

Speed has always been the defining metric in stock car racing. It’s measured in tenths, traded in thousandths, and earned by drivers willing to push a 3,400‑pound machine to the edge of control. In 2026, that pursuit carries even more weight.

Pole position doesn't always mean P1 on race day. Denny Hamlin's setback has handed a major opening to one of Michigan's biggest storylines. 🏁👀 #NASCAR #FireKeepers400