According to the Commercial Vehicle Safety Alliance, wheel-end equipment issues make up about 25% of all vehicle out-of-service violations.  As a result, the May 17-19, 2022 International Roadcheck weekend will focus on this particular violation.  Last year’s event placed 16% of vehicles and 5% of drivers out of service across Canada, the United States, and Mexico.  Read more about the event here:

https://www.cvsa.org/news/2022-roadcheck/