2012 Mercedes-Benz S65 AMG Tire Size

The original tire size for your 2012 Mercedes-Benz S65 AMG is listed below. Tap on the box to view a color-coded explanation of the best Mercedes-Benz S65 AMG tire size.

275/35ZR20/XL(Rear)

Simplified Size:  255-35-20

Simplified size is useful for shopping and buying tires.

The original tire size for your 2012 Mercedes-Benz S65 AMG is 255/35ZR20/XL (Front).  A color-coded explanation of the 2012 Mercedes-Benz S65 AMG's tire size is shown below.

275

This number indicates that your tire has a width of 275 millimeters.

20

The tire size was designed to fit rims or wheels that are 20 inches in diameter.

XL

The mark of XL means extra load.  A tire with this designation can handle higher inflation pressures than a regular tire, which increases its maximum load.

Z

This tire has a speed class of Z, which means it's part of an elite speed class of 149 mph or more (240 km/h).  A tire's speed class is less specific than the speed rating.

35

This number means that your tire has an aspect ratio of 35%.  In other words, your tire's sidewall height (from the edge of the rim to the tire's tread) is 35% of the width.  In this case, the sidewall height works out to be 96 millimeters.

R

This letter denotes how your tire was constructed.  Radial is the standard construction method for about 99% of all tires sold today.

RRadial
BBias Belt
DDiagonal

255/35ZR20/XL(Front)

Simplified Size:  275-35-20

Simplified size is useful for shopping and buying tires.

The original tire size for your 2012 Mercedes-Benz S65 AMG is 255/35ZR20/XL (Front).  A color-coded explanation of the 2012 Mercedes-Benz S65 AMG's tire size is shown below.

255

This number indicates that your tire has a width of 255 millimeters.

20

The tire size was designed to fit rims or wheels that are 20 inches in diameter.

XL

The mark of XL means extra load.  A tire with this designation can handle higher inflation pressures than a regular tire, which increases its maximum load.

Z

This tire has a speed class of Z, which means it's part of an elite speed class of 149 mph or more (240 km/h).  A tire's speed class is less specific than the speed rating.

35

This number means that your tire has an aspect ratio of 35%.  In other words, your tire's sidewall height (from the edge of the rim to the tire's tread) is 35% of the width.  In this case, the sidewall height works out to be 89 millimeters.

R

This letter denotes how your tire was constructed.  Radial is the standard construction method for about 99% of all tires sold today.

RRadial
BBias Belt
DDiagonal