Our product is warranted 1 year from date of sale or 60,000KM (whichever comes first) for any defect in the manufacturing of the tire. These tires are warranted by Costless Auto & Truck Tires. We do not warranty any damage caused by, incorrect mounting, balancing, installation, use of bead sealer, improper maintenance such as over or under inflation, failure to rotate your tires, bad alignment, road hazards (i.e. cuts, snags, punctures, or slices), mechanical irregularity, or worn parts. Warranty may be prorated based on usage. All trailer tires are excluded from warranty.