# At what tread depth should passenger car tires be replaced?

## At what tread depth should passenger car tires be replaced?

2/32”
The U.S. Department of Transportation recommends replacing tires when they reach 2/32”, and many states legally require tires to be replaced at this depth. The idea of the penny test is to check whether you’ve hit the 2/32” threshold.

### What is the depth of tire tread on each vehicle?

The tire tread depth gauge measures in 32nds of an inch. Good tire tread depth will be 6/32 or deeper. If the depth is 4/32, you should start thinking of replacing your tires and getting new ones. 2/32 or less means that you should change your tires ASAP.

1.6 mm
Fast facts: When to replace tires You must replace tires when the tread depth falls below 1.6 mm, which is the legal limit.

So what do you do if the tyre tread depth is below the legal minimum – 1.5mm? If your tyre tread is below 1.5mm cease driving the car immediately. Not only is it unsafe to be on the road but it is also illegal.

Is 5 32 A good tire tread depth?

Tread depth what to do 6/32” Your tire’s tread depth is sufficient for 3-seasons but nearing minimum for a winter tire. 5/32” If wet roads are a concern, consider replacing your tires. 4/32” – 3/32” Seriously consider replacing your tires as soon as possible. If it’s a winter tire, 4/32” is the minimum.

## Should you replace all 4 tires at once?

On an AWD vehicle or one with a conventional four-wheel-drive system, all four tires would ideally be replaced at the same time so they all have the same amount of traction as well as the same diameter. The best approach, though, is to replace all four if the tread on the old tires is significantly worn.

### How do you check tread depth?

Place a penny head first into several tread grooves across the tire. If you always see the top of Lincoln’s head, your treads are shallow and worn. If this is the case, your tires need to be replaced. If part of Lincoln’s head is always covered by the tread, you have more than 2/32 of an inch of tread depth remaining.

#### How good is 6 32 tread?

6/32″ or higher: Your tire’s tread depth is sufficient. 5/32″: If snow-covered roads are a concern, you should consider replacing your tires. 4/32″: If you frequently drive on wet roads, consider replacing your tires. 2/32″ or lower: Your tires are legally bald, and it’s time to replace them.

Any tyre that has a tread depth less than 1.6mm is illegal in the UK. A tyre with a tread depth of 4mm is a cause for concern as the tyre is 62% worn. At 3mm it is recommended that the tyre should be replaced.

What is the maximum tread depth of a tire?

1.6mm
Although 1.6mm of tread is the legal limit, most motoring organisations recommend that you change your tyres before they reach this point, to avoid compromising your safety. Ideally, tyres should be replaced once they reach a tread depth of 2mm.

## Is 2 mm tyre tread legal?

So, what is the minimum tread depth required for car tyres? While a new car tyre begins life with approximately 8mm of tread, the minimum legal tread depth is 1.6mm. However, most motoring organisations recommend changing your tyres before the tread gets to this level.

### Should I replace my tires at 6 32?

#### Is 7 32 tread good?

So, 7/32 is pretty good, but is not comparable to a new tire. As you have probably surmised, tread wear varies considerably from one model of tire to another, and the tires that come on most new cars are not noted for very good tread wear.

What is the depth of the tread on new tires?