Federal Couragia F/X 255/55 R19 111V XL

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The Federal Couragia F/X is an all-terrain tire that provides excellent traction and handling in a variety of conditions. The tire has a rugged tread pattern that helps it grip the road, even in wet or icy conditions. The tire is also designed to resist punctures and provide a comfortable ride. This tire is designed to be used on dry and wet pavement.

What does 255/55R19 mean?


The tire width is 255mm.


The aspect ratio of the tire is 55. Aspect ratio is the relative height of tire sidewall. The number refers to the percentage of sidewall height in relation to tire width.


The letter in the middle refers to tire construction. Practically all tires sold for cars are radials.

Sometimes you also see tires with RF or ZR. RF indicates the tire is run flat, whereas ZR means the tire has speed rating higher than V. These tires are also radials, as the R indicates.


Rim diameter for the tire.

255/55R19 111V tire size

The width of 255/55R19 111V tire is stated in millimeters and sidewall height in percentages. In this table you’ll find out the 255/55R19 111V tire size in inches as well as few additional metrics:

In inches In millimeters

Section Width

10.0″ 255mm

Sidewall height

5.5″ 140mm

Diameter / Height

30.0″ 763mm


94.4″ 2397mm

Rim Diameter



671 per mile 417 per kilometer

Rim Size for 255/55R19 111V Tires

Recommended rim sizes for 255/55R19 111V tire:

Diameter Width Range
19″ 7-9″

What does 111V mean?

The load index 111 means that the tire has been designed to support 2403 lbs or 1090 kg.

The speed index V means that the tire has been designed to be used in speed up to 149 mph or 240 kph.

This size tires are usually used on high-end sports cars.


Federal Couragia F/X is a tire brand that is known for its quality and durability. The company has been in business for over 20 years and has a reputation for making high-quality tires. The company’s tires are used by many professional racing teams and are trusted by many drivers. The company offers a wide range of tires, including all-season, winter, and performance tires.

Tire Specification

Brand: Federal
Model: Couragia F/X
Season: Summer
Size: 255/55 R19
Load Index: 111 — 1090 kg | x4 - 4360 kg
Speed Index: V — 240 km\h
Car Type:SUV
Road: On/Off road
XL / Extra Load: Yes
RunFlat technology: No
Commercial / Reinforced: No
Year: 2011
EU Label
Fuel efficiency: E
Wet grip: E
Noise level: 70dB