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October 2006

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Goodyear

Tires

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Archive for October, 2006

Uneven Tire Wear
Posted by Brad on October 14, 2006

I have had several sets of steer tires on a Freightliner Colombia Class 8 truck. The problem is that they all are prematurely wearing in an unusual way. I check and maintain proper inflation and have asked my shop foreman what the problem is. He maintains that it is called “river wear” stating this is a premature wearing of said tires. I just had an alignment done and the problem persists with only the left steer acting this way. The wearing is occurring when only half of a tread is worn not the entire rib. If you can help explain what is going on I would appreciate it.

River wear (sometimes called errosion wear) is common in situations where steer axle loads are light, turning is infrequent (mainly straight, Interstate routes) and the wear rate is slow. Fortunately, this type of wear condition is noting to worry about from a tire performance standpoint.


RV TIRE UPGRADE
Posted by Stan on October 12, 2006

MY RV NOW HAS 8R19.5 TIRES. COULD YOU TELL ME IF THIS IS THE BEST SIZE AND TYPE OF TIRE FOR A 15,000 LB. RV WITH DUEL WHEELS? WOULD YOU SUGGEST AN UPGRADE FOR SAFETY AND RIDE? THANKS.

There really isn't enough information here to make a specific recommendation. I can tell you that we make the G670 RV tire in several different sizes and one of them would probably suit your needs. I would discuss it with a dealer that sells your brand of RV and consult our RV website http://www.goodyear.com/rv/ for some background info.


Super Single vs Tandem
Posted by Michael on October 12, 2006

I have several straight trucks (call them garbage trucks) with tandem rears dedicated to a 5 day per week yard waste route. These trucks operate in a neighborhood setting turning around throughout the day. Obviously, my rear set of tandems wear out first. After 9 weeks of service, I have had to replace the rear tandums with the front probably needing replacement in another 2-3 weeks. My questions are, will the single tire give me more life? Cost wise will I see a savings in going to a single tire if there is no difference in wear?

I would think that the change to wide base single tires might reduce your tire costs since you will be replacing two tires with one tire that costs less than the other two. Have you considered the cost to convert the trucks to singles? Without installing wider axles, you would end up with a narrower track width and less stable trucks. Plus, you need all new drive axle wheels. My guess is that the wear rate of the singles will be at best equal to the wear rate of the dual drive tires (probably worse).


Nitrogen for Tires
Posted by Rusty on October 11, 2006

You quoted a Goodyear bulletin in different questions reguarding the use of nitrogen in passenger tires. Is there not any reliable information and testing that has been done on this application? I am having a hard time finding anyone to give known facts or studies. It seems that all I read is statements like “IF there are advantages to nitrogen over air in tires then diluting the amount of nitrogen in the tires dilutes the advantages.” When you state “if” it sounds like you know of no advantages to this service.

You hit the nail on the head. I recently attended a meeting of reps from all the major tire companies. The meeting was not about nitrogen inflation but, the subject did come up. It was generally felt that there was little data to support the advantages of nitrogen inflation. It certainly does not hurt anything. Do the benefits outweigh the cost? Tire experts feel that question is still unanswered.


Replacement RV Rire
Posted by Ken on October 10, 2006

I’ve got a 2000 Discovery with 235/80R22.5 tires. Rims are 7.5 inch wide. What size of the G670 would you recommend as a replacement?

Our 255/70R22.5 G670 RV tire fits on the 7.50 wide rim but has a smaller diameter (<1 inch) and is a little wider (about .3 inch). Make sure you have no clearance issue before using this tire.




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