The Sierra Rock Crawlers hosted the 5th Annual 31-Inch Tire Run on the Rubicon Trail, filling the wheelwells where 40-inch sticky tires once lived, with 31-inch spare tires. "Why?" Might be the ...
We've explained dozens of times over the years the difference between P-metric and imperial tire sizes so we won't cover a whole lot of the same ground, but we really haven't published a conversion ...
Cyclists everywhere are upgrading to wider tires for more comfort, control, and speed. Our expert tested every popular road ...