The tires you buy here are used and may have a 7 day guarantee on them. Any tire that cost 25$ or more and that is also mounted and balanced by us will be eligible for this guarantee. We will at our office's discretions repair or replace or credit you for another tire for any tire found to be defective. Unfortunately if the tire is less that 25$ or it is not mounted or balanced by us it does not carry the same coverage. For those tire that are below the 25$ cost please inspect carefully, once purchased it is your.