All Samples Met Manufacturer Benchmarks and All Results Certified Official
BRISTOL, Tenn. (April 14, 2022) — Officials at XR have announced the completion of all tire tests from the Karl Kustoms Bristol Dirt Nationals.
Forty samples from the March 21-April 2 event at Bristol Motor Speedway were collected and submitted to two different independent labs for testing, with all samples meeting manufacturer benchmarks.
All results from the Karl Kustoms Bristol Dirt Nationals are certified official with no changes to any outcomes.
“We’d like to extend our thanks to all drivers and teams for cooperating with this extensive and transparent process,” said XR Chief Operating Officer and XR Super Series Director Dan Robinson. “XR Events and the XR Super Series will continue to utilize a comprehensive tire collection and testing process throughout the 2022 season. The certification of the race results is paramount to the integrity of the sport and our event efforts.”
The XR Super Series continues its 2022 campaign with the Florida Dirt Nationals at All-Tech Raceway on April 21-23.
Tire testing results as performed by independent labs:
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