2009 Mercedes-benz Cls550 Tire Sizes

Select a box to get your vehicle's tire size.

2009 Mercedes-Benz CLS550 Standard

Front Tire Size (Show Details)
245/40R18 93V
245
This number indicates that your tire has a width of 245 millimeters.
40
This number indicates that your tire has an aspect ratio of 40%.  This means that your tire's sidewall height (from the edge of the rim to the tire's tread) is 40% of the width.
R
This letter indicates how your tire was constructed.  Radial is the standard construction method for about 98% of all tires sold today.
  • R = Radial
  • B = Bias Belt
  • D = Diagonal
18
The tire size was designed to fit rims that are 18 inches in diameter.
93
This tire has a load index of 93, which means it's capable of carrying a load of 1433 pounds (650 kg) or less. A higher number means the tire can carry more weight.  A lower number means the opposite.
V
This tire has a speed rating of V, which means 149 mph (240 km/h) is the maximum speed that can be sustained for 10 minutes.  A higher speed becomes dangerous.

Rear Tire Size (Show Details)
275/35R18 95V
275
This number indicates that your tire has a width of 275 millimeters.
35
This number indicates that your tire has an aspect ratio of 35%.  This means that your tire's sidewall height (from the edge of the rim to the tire's tread) is 35% of the width.
R
This letter indicates how your tire was constructed.  Radial is the standard construction method for about 98% of all tires sold today.
  • R = Radial
  • B = Bias Belt
  • D = Diagonal
18
The tire size was designed to fit rims that are 18 inches in diameter.
95
This tire has a load index of 95, which means it's capable of carrying a load of 1521 pounds (690 kg) or less. A higher number means the tire can carry more weight.  A lower number means the opposite.
V
This tire has a speed rating of V, which means 149 mph (240 km/h) is the maximum speed that can be sustained for 10 minutes.  A higher speed becomes dangerous.

2009 Mercedes-Benz CLS550 w/Sport Pkg.

Front Tire Size (Show Details)
255/40ZR18/ (99Y)
255
This number indicates that your tire has a width of 255 millimeters.
40
This number indicates that your tire has an aspect ratio of 40%.  This means that your tire's sidewall height (from the edge of the rim to the tire's tread) is 40% of the width.
R
This letter indicates how your tire was constructed.  Radial is the standard construction method for about 98% of all tires sold today.
  • R = Radial
  • B = Bias Belt
  • D = Diagonal
18
The tire size was designed to fit rims that are 18 inches in diameter.
99
This tire has a load index of 99, which means it's capable of carrying a load of 1709 pounds (775 kg) or less. A higher number means the tire can carry more weight.  A lower number means the opposite.
Y
This tire has a speed rating of Y, which means 186 mph (300 km/h) is the maximum speed that can be sustained for 10 minutes.  A higher speed becomes dangerous.
Z
This tire has a speed class of Z, which means it's part of an elite speed class of 149 mph or more (over 240 km/h). The tire's speed class is less specific than the speed rating.

Rear Tire Size (Show Details)
285/35ZR18/ (101Y)
285
This number indicates that your tire has a width of 285 millimeters.
35
This number indicates that your tire has an aspect ratio of 35%.  This means that your tire's sidewall height (from the edge of the rim to the tire's tread) is 35% of the width.
R
This letter indicates how your tire was constructed.  Radial is the standard construction method for about 98% of all tires sold today.
  • R = Radial
  • B = Bias Belt
  • D = Diagonal
18
The tire size was designed to fit rims that are 18 inches in diameter.
101
This tire has a load index of 101, which means it's capable of carrying a load of 1819 pounds (825 kg) or less. A higher number means the tire can carry more weight.  A lower number means the opposite.
Y
This tire has a speed rating of Y, which means 186 mph (300 km/h) is the maximum speed that can be sustained for 10 minutes.  A higher speed becomes dangerous.
Z
This tire has a speed class of Z, which means it's part of an elite speed class of 149 mph or more (over 240 km/h). The tire's speed class is less specific than the speed rating.

2009 Mercedes-Benz CLS550 Y Rated Option

Front Tire Size (Show Details)
245/40R18 93Y
245
This number indicates that your tire has a width of 245 millimeters.
40
This number indicates that your tire has an aspect ratio of 40%.  This means that your tire's sidewall height (from the edge of the rim to the tire's tread) is 40% of the width.
R
This letter indicates how your tire was constructed.  Radial is the standard construction method for about 98% of all tires sold today.
  • R = Radial
  • B = Bias Belt
  • D = Diagonal
18
The tire size was designed to fit rims that are 18 inches in diameter.
93
This tire has a load index of 93, which means it's capable of carrying a load of 1433 pounds (650 kg) or less. A higher number means the tire can carry more weight.  A lower number means the opposite.
Y
This tire has a speed rating of Y, which means 186 mph (300 km/h) is the maximum speed that can be sustained for 10 minutes.  A higher speed becomes dangerous.

Rear Tire Size (Show Details)
275/35R18 95Y
275
This number indicates that your tire has a width of 275 millimeters.
35
This number indicates that your tire has an aspect ratio of 35%.  This means that your tire's sidewall height (from the edge of the rim to the tire's tread) is 35% of the width.
R
This letter indicates how your tire was constructed.  Radial is the standard construction method for about 98% of all tires sold today.
  • R = Radial
  • B = Bias Belt
  • D = Diagonal
18
The tire size was designed to fit rims that are 18 inches in diameter.
95
This tire has a load index of 95, which means it's capable of carrying a load of 1521 pounds (690 kg) or less. A higher number means the tire can carry more weight.  A lower number means the opposite.
Y
This tire has a speed rating of Y, which means 186 mph (300 km/h) is the maximum speed that can be sustained for 10 minutes.  A higher speed becomes dangerous.