# Quick Answer: What Does Z Mean On A Tire?

## Does Zr mean run flat?

The following letter(s) describe the construction: R is for radial; ZR stands for a Z-rated radial (see service description); and ZRF means Z-rated run-flat (rare).

The last two-digit number is the diameter of the applicable wheel, in inches..

## What does 35 mean on tires?

The 35 represents the aspect ratio of the tire or the sidewall’s height as a percentage of the tread width. This means the tire’s sidewall is 35 percent of the tread’s width, which calculates to 82.25 mm for the tire shown.

## What does XL mean on a tire?

Extra LoadReinforced or XL (Extra Load) tires are specially reinforced tires. They can carry heavier loads than tires of the same size. Reinforced tires are designated on the sidewall by the letters “RF”; extra load tires with the letters “XL.” Reinforced and XL tires require higher inflation pressures than standard tires.

## What does ZR stand for?

AcronymDefinitionZRZirconiumZRZone Rating (baseball statistic; used to measure fielding ability)ZRZettai Ryouiki (anime)ZRFreezing Rain (Weather Symbol)7 more rows

## Are 325 tires the same as 35?

325/60R20 is 35.4 inches tall and a 13 in. section width versus a 35 12.50R20 which is 35 inches tall and a 13 inch section width. So you gain about half an inch in tire height.

## Should I get H or V rated tires?

To support running at higher speeds, V-rated tires will have a stiffer sidewall and slightly firmer ride than H-rated tires. For normal driving conditions the H-rated tire will provide a more comfortable ride and the V-rated should give slightly better handling.

## Can I use 235 tires instead of 225?

Obviously, you will need a certain kind of tire depending on how you use your vehicle. Due to this, a 235 tire might not be better than a 225 tire, or vice versa, but depending on your situation, one tire might serve you better than the other.

## What is the difference between R and Zr in tires?

ZR basically means the tire is adapted for speeds above 149mph. ZR tires includes the speed ratings V(149mph), W(168mph) and Y(186mph). The R stands for radial. Prime members enjoy FREE Delivery and exclusive access to music, movies, TV shows, original audio series, and Kindle books.

## What do the 3 numbers mean on tire size?

B: TIRE WIDTH The three-digit number following the letter is the tire’s width (from side to side, looking at the tire head on) in millimeters. … In other words, it’s sidewall height divided by tire width. In this example, the aspect ratio is 65, meaning the sidewall is 65 percent as high as the tire is wide.

## What does 97w XL mean on a tire?

Some vehicles are equipped with “XL” tires. It doesn’t mean that they’re extra large, but it does mean that they are extra-load tires.

## What are the best 35 inch tires?

Best 35-inch Tires Reviews 2020Best 35-inch Tires Reviews 2020. … Toyo Tire Open Country M/T – Best Mud Terrain Tires. … Federal Couragia M/T Mud-Terrain Tire. … Mastercraft Courser MXT Mud Terrain Radial Tire. … Ironman All Country M/T all_season Radial Tire-LT35/12.50R20.

## Does tire speed rating matter?

The speed rating tells you the speed the tire can safely maintain over time. A higher speed rating usually means you will have better control and handling at higher speeds – and that the tire can take the extra heat. As a general rule, tires with higher speed ratings also handle better at slower speeds.

## What does the 265 mean in tire size?

265. This number indicates that your tire has a width of 265 millimeters. 70. This number means that your tire has an aspect ratio of 70%. In other words, your tire’s sidewall height (from the edge of the rim to the tire’s tread) is 70% of the width.

## Do XL tires ride rough?

The XL tires have a stiffer sidewall and will ride a bit more ‘rough’. Probably will respond quicker too as they have stiffer sidewalls.

## Are extra load Tyres better?

The advantage of tyres with greater load-bearing capacity as a possible alternative to standard tyres is that they offer a higher buffer up to the maximum load. … If you like driving off-road or you regularly drive in mountainous areas with a packed car, then XL tyres are always better.

## Is a 315 tire a 35?

A 315/75R16 tire has nearly the same diameter as a 35×12. 50 tire and is commonly referred to as a “metric 35.”

## Should I get H or T rated tires?

H rated tires have stronger construction than T rated tires. The concern may not be speed although a Subaru can exceed 118 MPH hence those tires however it may be load rating of the tires. … Not only is the “T” rating good for 118 mph, it’s good for CONTINUOUS use at 118 mph.

## What is the best tire speed rating?

Speed RatingL75 mph120 km/hT118 mph190 km/hU124 mph200 km/hH130 mph210 km/hV149 mph240 km/h6 more rows

## What is the ZR rating on a tire?

ZR shown on the sidewall of your tire is a reference to the tire’s speed rating.. Historically, the speed rating ZR on a tire meant that the construction of the tire could reach of 150 miles or 240 kilometers per hour. Today, a tire labeled ZR, has more capabilities than before.

## Can I use 225 tires instead of 215?

Unless you’re exploring the limits of the car’s performance, most drivers probably wouldn’t notice a difference between a 225 and a 215, all else being equal. If the outer circumference is a little different, the speedo may be a tiny bit off.