Nitrogen survey

greg334

Veteran Expediter
I can't do a real survey here but I would like to know one of two things;

#1 - do you have nitrogen in your tires and how much was it?

#2 - if you don't but considering it but cost is a factor what would you pay for it?
 

LDB

Veteran Expediter
Retired Expediter
I don't have it but want it. I think up to $10 is reasonable for truck tires.

Leo Bricker, 73's K5LDB
OOIDA Life Member 677319, JOIN NOW
Owner, Panther trucks 5508, 5509, 5641
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dhalltoyo

Veteran Expediter
#1 - YES

#2 - $4.25 PER TIRE

NOTE: After my first fill I discovered that Tire Discounters offers a 5,000 mile tire rotation and balance for life at $69.95. They also refill the tires with nitrogen during the rotation. Considering the Chevy dealer charges $16.50 for a rotation, I will be money ahead after 20,000 miles.
 

Turtle

Administrator
Staff member
Retired Expediter
Yeah, $5 a tire. Sprinter.

Slow and steady, even in expediting, wins the race - Aesop
 

terryandrene

Veteran Expediter
Safety & Compliance
US Coast Guard
1. Yes

2. No charge. Four Michelin LTX 245/75R16 cost $705.96 + local sales tax of $49.50 at COSTCO. Cost includes lifetime, no add'l charge, rotate/balance and nitrogen refill.
 

jrj337

Seasoned Expediter
I Hade 2 new tires put on and they done it for free this was at a small tire store in Nc.what does it do keep them cooler.
 

greg334

Veteran Expediter
Nitrogen replaces the compressed air on the tires.

It is a stable inert gas that actually some say (like Michelin and Goodyear) that the benefits outweigh the cost - which I am finding is averaging around $7 a tire for all vehicles.
 

RichM

Veteran Expediter
Charter Member
OK I will play Devils Advocate here. How do you know you are getting 100% nitrogen out of the so called nitrogen pump. Just because a pump says nitrogen means nothing. Is there a gas analysis meter that you can use or do you believe what the shop says.

Oil changes are the same way. Inside a Speedco or T/A,Petro the hose says Rotella,MobilDelvac,Chevron etc. Do you really know if you are getting a premium oil or are you getting reconstitued oil.
 

greg334

Veteran Expediter
Actually Rich, you don't get 100% nitrogen, you get between 93 and 98% depending on what type of equipment that they use - anything over 90% is better than the compressed air.

Also a good shop will check the tires after; today I only found one that does it out of 30. There is an analyzer that is easy enough to use that a tire jockey can figure it out but no one wants to spend the $500 to get it. A few of these 'manufactures' of the equipment say that they have built in analyzers but they are dismal to say the least. I say manufactures because all they do is buy from the only two sources for the parts and put it into their package.

As for oil, it is funny you mentioned that – I got a letter from the Michigan AG today about the recent oil change I had done on my wifes van in April, it seems that the place I used and now shut down was using used oil mixed into their fresh oil and I get a free engine check and several oil changes from the parent company. You never know. I like it when they pull out the jugs of oil and put it in my truck – which is what I get to do tomorrow if I feel good enough.
 

Turtle

Administrator
Staff member
Retired Expediter
Chances are, if a shop has a nitrogen generator, they aren't going to use regular air instead. They don't make enough money off the nitrogen to use it as a scam. But, true enough, just like the oil, you don't really know for sure unless you do it yourself and you know that the generator is working properly.

The way the generator works is, it sucks regular air into filters that designed to let the smaller oxygen molecules pass on through and captures the larger nitrogen molecules.

When they fill your tires, it'll contain somewhere between 93-98% nitrogen. Anything in that range offers the same results, with about 95% or 96% being optimal. If you need to top off and thus reduce the percentage to 90%, that's not enough to make any significant impact on the benefits of nitrogen.

Incidentally, if you had 100% nitrogen in the tires, the reverse would happen in that oxygen would start leaking into the tires. And it would continue until the nitrogen in the tires was somewhere between 95-96%. Apparently that's the perfect balance. Or something.


Slow and steady, even in expediting, wins the race - Aesop
 

RLENT

Veteran Expediter
I paid $29.95 to have my (original) tires rotated and filled with nitrogen - this included having the wheel studs torqued to the actual spec - 177 ft. lbs. (Sprinter)

I think the actual cost for the nitrogen was around $4 or $5 per tire.

On the oil, I change it myself.
 
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