Do tires age sitting around in an attached garage?

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I want to change tires/rims on my seasonal truck which has already been put away for the season from old off road to on road tires with new rims. Truck is not driven from the Winter to Spring as the frame is not galvanized. Since I have free time and want to do things in the garage, am I wasting significant life of the tires by buying from Tire Rack now, having the local installer put on the tires and mounting them on a truck that will be sitting in my garage (attached but not heated) but not driven until likely May of next year?
 
Rubber ages just sitting around. It will be a lot slower though in a stable environment without any UV.
 
They'll age the same whether they're on the truck or not. I would wait until spring to put them on, to reduce the chances of flat spots. But probably a non-issue.
 
The OP is worried about buying tires now vs May.

At worse you're worrying over 6months of "aging".

The lifespan of a tire even out on the street is going to be like 8years.

Do you plan on using your car so little that the tires age out; and you wish in June 2024 that you waited so you could make it to Dec 2024?

Where do you see yourself in 2024 that you need that extra 6months even matters?
 
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Originally Posted By: raytseng
The OP is worried about buying tires now vs May.

At worse you're worrying over 6months of "aging".

The lifespan of a tire even out on the street is going to be like 8years.

Do you plan on using your car so little that the tires age out; and you wish in June 2024 that you waited so you could make it to Dec 2024?

Where do you see yourself in 2024 that you need that extra 6months even matters?



this is bitog....everything matters
 
The tires can be delivered already 6-9 months old. That happened with my last set. Figure 3-6 months will be typical. So you're giving up a year from the start. My DD tires are only 3 yrs old and showing light cracking on the sidewall. I'd very much like them to be only 2 yrs old so I can be sure of getting the proper tread wear out of them. If I were getting 70K on any tire I'd love them. 50K is the best I seem to do these days.
 
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Tires age wherever they are at. Time is not suspended in a garage.


Tyres are a petro-chemical. Like plastics (they go brittle and colours change, whites go yellow for example) all degrade. No matter waht you do, shove the things where the sun don't shine and they'll still degrade. UK tyres have a date mark. I'm sure Yank stuff will be much the same.

Quote:

this is bitog....everything matters


So true;) I've been ponderin' why my tyres are black for weeks.
 
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I have one of those 4'X8' folding trailers in my garage I bought at Harbor Freight in 2002. It has the original tires on it. I've always kept it folded up in my garage when not in use. The tires have no cracks, but I can scratch rubber off the sidewall with my fingernail.
 
If those are original 2002 and came from HF ? They were not high quality to start with and that is really old for a tire ...
I have a seldom used trailer with Goodyear Marathons - I swap out after 10 years and they never show cracks.
Would not carry a load myself ... Small trailers go "postal" with a blowout ...
 
When I've had to store new tyres I've put them tire bags to protect them from ozone. If they are mounted definitely up the pressure to prevent them flat spotting.
 
yes......certainly.......the michelin website states that the life expectancy of a tire in storage is about 7-9 years.........rubber oxidizes and gets old and hard......

it may not "explode" or blow out when you put them back on the rim, but it certainly will not have the performance characteristics of a new tire..............i.e. traction, temp, roadholding, treadwear.....etc. ................
 
Originally Posted By: skyactiv
I have one of those 4'X8' folding trailers in my garage I bought at Harbor Freight in 2002. It has the original tires on it. I've always kept it folded up in my garage when not in use. The tires have no cracks, but I can scratch rubber off the sidewall with my fingernail.


When I took off the OEM tires on my 1999 in 2015 (16 yrs old) they looked absolutely perfect except for about 60% even tread wear. No a single crack to be seen anywhere, inside or outside the tires. Since they were carrying me at highway speeds from time to time I decided it was time to scale down the risk. I probably could used those another 10 yrs if I wanted too. But, just because they "look perfect" is no guarantee they are. My insurance company would not be a fan of that kind of use.

That car was garaged for over 99% of those 16 yrs. and rarely out in the sunlight for more than an hour or two per week. For a normal 8 hour commuting day that was the equivalent of about 1/2 year for a normal daily driver. Those were Goodyear Eagle F1's. And I consistently inquire upon and look at other very low mileage F bodies from 1998-2002 and tire cracking is rarely if ever an issue. Maybe those were great tires. Who knows? Since I still have my original tires in the basement I can report back here at the 20 yr point and see if there are any cracks yet.
 
As a general rule, it is heat that governs how fast tires age. So a tire in Phoenix ages a lot faster than one in Minneapolis.

Idle tires don't age very fast - compared to tires that are being used regularly. So tires stored in warehouses are aging pretty slowly and what is more important is when they go into service - not how old they are when they do.

When I worked at a major tire manufacturer, the company had a 3 year limitation on the inventory. When a tire reached 2 years, the price was reduced to encourage dealers to buy them. At 3 years we scrapped them.

And the warranties start when the tire was sold. We were never able to pick up a difference between a tire sold within the first year after production vs after 3 years.
 
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