Readers ask: Why Nitrogen Filled Tires?

Can you put air in a tire filled with nitrogen?

It is FALSE that air cannot be used to top off a tire filled with nitrogen. It is simply not true that air and nitrogen cannot coexist inside a tire. There is no harm in topping off a nitrogen – filled tire with regular air.

What are the pros and cons of nitrogen filled tires?

Having the correct air pressure optimizes your fuel economy. Higher tire pressure results in better fuel economy because it reduces rolling resistance, and because nitrogen stays in your tires longer, you won’t have to work as hard to keep them properly inflated, making it easier to get your best fuel economy.

Is nitrogen filled tires a gimmick?

Paying to fill your tyres with nitrogen is a scam. That’s 50 million tyres. They’re wearing out every four years – let’s say – and most tyre retailers are busily dry-humping your leg to get you to spend – $10 per corner – to pump up with a miraculous gas: pure nitrogen. It’s potentially a $100 million consumer scam.

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How long do nitrogen tires last?

On average, tires filled with air lose about 1.5 psi every month, whereas tires filled with nitrogen will lose that amount in about 3-4 months. You will likely have to top off your nitrogen filled tires less often than if they were filled with air.

What are the disadvantages of nitrogen?

Disadvantages of Nitrogen:

  • Nitrogen inflation is quite costly when compared to oxygen.
  • Maintenance of nitrogen filled tyres is also quite tricky because once you have filled nitrogen inside your tyres, it is necessary that you have to use only nitrogen whenever you are up for an air filling.

Does cold weather affect nitrogen filled tires?

Myth: Nitrogen is not affected by temperature changes, and therefore maintains proper tire pressure regardless of climate. Fact: Tires filled with nitrogen maintain inflation pressure longer than compressed air- filled tires in fluctuating temperatures.

Does filling tires with nitrogen really help?

CR’s tests show that using nitrogen is not worth the money or inconvenience. This common pitch is compelling: Filling your car’s tires with nitrogen will reduce air loss, boost fuel economy, reduce rolling resistance, and improve safety.

Why do dealers overinflate tires?

Tires are overinflated during the shipping process, so as to help prevent the flat spot from forming in the tire as it sits for days on in during the shipping process. It is supposed to be part of the delivery check process that the service department deflates the tires to the proper pressure.

What happens if you put air into nitrogen tires?

It’s never a good idea to drive on an under-inflated tire. Using compressed air in tires that have previously been filled with nitrogen will not harm your tires. While mixing the two won’t result in an adverse chemical reaction, it will dilute the purity of the nitrogen and lessen its effectiveness.

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How do you fill tires with nitrogen?

However, it is also safe to add compressed air to nitrogen – filled tires.

  1. Remove the hubcap that protects your tire’s valve stem.
  2. Locate the valve stem.
  3. Remove the valve stem cap.
  4. Place the tire pressure gauge over the valve stem.
  5. Turn on the air compressor.

Where can I fill up my tires with nitrogen?

Places to Get Nitrogen Tire Refills

  1. Tire Centers. Tire centers nationwide use nitrogen to fill tires. They can sell a new tire and fill it or top off a tire brought in to them.
  2. Car Dealerships. New cars are available with nitrogen – filled tires.
  3. Discount Superstores. Some discount superstores with automotive centers have nitrogen for tires.

How much does Costco charge to fill tires with nitrogen?

Nitrogen is free at Costco and at some car dealerships we called, but these are rare cases. We called a number of tire shops that carry nitrogen and found that the prices for a nitrogen fill ranged from $7 to $10 per tire.

Does nitrogen tires increase gas mileage?

Nitrogen tires get better gas mileage. Nitrogen tires need to be filled less often and maintain higher pressure, making them last longer, which reduces tire replacement costs. Oxidation from tires filled with oxygen can reduce your tire life – so you should use nitrogen to extend the life and save money.

Does Walmart use nitrogen to fill tires?

Walmart Using ISG Nitrogen System for Tire Inflation Program.

Is it bad to fill tires with CO2?

SUMMARY: CO2 is *not* bad for your tires. Reasons stated include: “Degrades the rubber”, or “it’s a more dry gas”, or “ CO2 forms carbonic acid with the moisture in the tire which degrades it”, or “ CO2 expands so much that it will rupture your tire.”, or “Diffuses out of the tube faster”.

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