I bought a used set of M/T 10.5x31x15 W several years back, the seller siad they had two runs on them. They looked like brand new with maybe a tiny bit of spin on them, still had some of the [Edited by Moparts - Family Friendly Site - Keep it clean] sticking out on the main tread
![](/ubbthreads/images/graemlins/shruggy.gif)
I made one burn out on them three years ago and broke the ladder bar mounts off of the 8 3/4 housing. The sidewalls leak bad when mounted tubeleless so I dismounted them and did the Dawn dish soap trick and remounted them before that burn out. They stayed in the trailer mounted up until last week, I dismounted them and put them on another set of wheels and used them today, 5 yrs or more since new
![](/ubbthreads/images/graemlins/shruggy.gif)
They dead hooked right from the start, best 6o ft. ever for my car 1.397
![](/ubbthreads/images/graemlins/boogie.gif)
My message is look at them real hard, try the fingernail dig in and so on, if they look okay go for it. I did buy another set of smaller Goodyear drag slicks late last year, 12x29x15 and wore them out this year. Goodyear marks there tires with a manufacturers
date code, Federal law on all tires made and sold in the U.S.
![](/ubbthreads/images/graemlins/scope.gif)
they also have the compound on them, contact Goodyear and ask for help on I.D. which compunds and how to decode the build date on them.
![](/ubbthreads/images/graemlins/Twocents.gif)
BTW, I have seen two tires bought from Summit year ago that where 18 months different in there build dates
![](/ubbthreads/images/graemlins/down.gif)
The guy ran them and they didn't work the same, one would spin worst with a posi than the other newer one would
![](/ubbthreads/images/graemlins/shruggy.gif)