IRC is an acronym for Inoue Rubber Company. Inoue is the family name of the original Japanese founder. IRC was founded in 1926 and is a 3rd generation family owned business trading under the parent company INOAC. IRC owns and operates seven manufacturing facilities globally.
IRC sells to distributors. Distributors sell to a network of retailers and online vendors. Start at your local bike shop as they can order directly from the distributors. Alternatively search the Internet to find online dealers selling IRC tires.
IRC Tire is a Global Two Wheel Tire Specialist making tires for Bicycle, Motorcycle and Wheelchairs. In the bicycle & wheelchair markets, IRC makes tires to fit:
Road bikes: 700c in a range of widths
Gravel bikes: 700c & 650b Road Plus in a range of widths
MTB bikes: 26", 27.5" & 29" in a range of widths
Cross bikes: 700c in a range of widths
Commuter bikes: 20" & 700c in a range of widths
BMX bikes: 20" in a range of widths
Wheelchair: 22", 24", 26" & 700c in a range of widths
The small indentations on all IRC tires are tread-wear indicators. When the indicators are gone, it is time to replace the tire.
Tubeless Ready tires must be used with liquid sealant. Tubeless tires may be used with no sealant. All of IRC's Tubeless tires have an inner air seal of either Butyl or Latex rubber that helps prevent air leakage.