The world of retreading looks a lot like the rest of the U.S. tire industry. Customer demand is strong, but the supply side of the equation has been problematic. One issue is tread rubber. As one retreader puts it, his business is focusing “on maintaining customers, while our rubber supplier hurts us with terrible fill rates.”

Amid all the strangeness of 2020, retreaders faced a couple of unusual circumstances that had the potential to shake up their business.

For many retreaders, 2020 wasn’t a year to invest in major expansion. As Michael Berra Jr., president of Community Tire Co. in St. Louis, Mo., put it, “2020 was a survival year.”