SUGAR HILL, Ga. – RSS Racing has announced that CMR Construction & Roofing will continue to serve as the full-time primary sponsor of the No. 39 Chevrolet driven by Ryan Sieg in the NASCAR Xfinity Series through the 2021 season. The relationship with Sieg and CMR began in 2019 at Texas Motor Speedway. “This is a huge deal for our race team to have a full-time sponsor for back to back season,” said Sieg. “This shows the commitment that CMR has to RSS Racing and NASCAR to sign this deal now. “We are excited to sponsor Ryan Sieg again for 2021 NASCAR Xfinity Series season.

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