NASCAR adjusts Cup Series superspeedway rules for 2026 season
Yahoo Sports • 1 min read • Latest: Jul 17, 2026, 1:30 PM
Last updated Jul 17, 2026
NASCAR announced changes to the Cup Series superspeedway package for the 2026 season, starting at Daytona International Speedway. The rear spoiler height will decrease from seven to four inches, aiming to reduce drag and enhance passing opportunities. Additionally, horsepower will drop from 510 to 465, intended to lower downforce while maintaining similar speeds in packs. These alterations are expected to encourage more competitive racing at superspeedway venues, with Daytona set to be the first test of these new rules.
- •New rules to debut at Daytona International Speedway in 2026.
- •Rear spoiler height decreases to four inches.
- •Horsepower reduced from 510 to 465.
- •Changes aim to improve passing and competitive racing.
- •NASCAR anticipates similar speeds in car packs.
- 1:30 PMYahoo Sports — NASCAR reveals new rules for Cup Series superspeedway package in 2026
"NASCAR has revealed new rules for the Cup Series superspeedway package for the 2026 season, starting at Daytona International Speedway.
Sources
External linksOriginal reporting and copyright belong to the linked sources. SportsNewsReport.com aggregates and links — it does not republish full articles.
Related Stories
Last 14 days
NASCAR•Sep 22, 2026, 12:54 AMCarson Hocevar punches Ryan Blaney in the face in shocking Bristol brawl
NASCAR•Sep 21, 2026, 11:02 PMBrad Keselowski crew chief Jeremy Bullins to exit RFK Racing, effective immediately
NASCAR•Sep 21, 2026, 12:00 PMTom Cruise Patted Kyle Busch’s Empty Chair at Daytona — and NASCAR Had More Tributes Where That Came From
NASCAR•Sep 20, 2026, 9:37 PMJoe Gibbs Racing motions to issue sanctions against Spire, Chris Gabehart
NASCAR•Sep 20, 2026, 7:43 PMThis is how peak NASCAR comes back
NASCAR•Sep 20, 2026, 4:14 PMDenny Hamlin’s Months-Long Grip on NASCAR Points Lead Is Finally Over