How tall is a 245/55R19 tire?

A 245/55R19 has a nominal overall diameter of 29.62 inches (752 mm), calculated as the 19-inch wheel plus two sidewalls. This is the unloaded figure — a fitted tire sits fractionally shorter under the weight of the vehicle.

What wheel size does a 245/55R19 tire fit?

A 245/55R19 fits a wheel of 19 inches in diameter. The wheel also has to be within the rim width range the manufacturer publishes for this size, which is printed in the tire's spec sheet.

What do the numbers in 245/55R19 mean?

245 is the section width in millimetres. 55 is the aspect ratio — the sidewall is 55% of the width, so 134.8 mm here. R marks the construction (radial). 19 is the wheel diameter in inches.

Size Dimensions & Specs

Tires Size 245/55R19

Dimensions, specs, and every size 245/55R19 tire currently in stock

Overall Height

29.62"

752 mm · calculated

Section Width

245 mm

9.65 inches

Sidewall Height

5.31"

134.8 mm · 55% profile

Wheel Diameter

19"

482.6 mm

245/55R19 Specifications

Read directly from the size code. Load index, speed rating, and rim width range vary by model.

Specification	Imperial	Metric
Section width	9.65 in	245 mm
Aspect ratio	55%	—
Sidewall height	5.31 in	134.8 mm
Overall diameter (calculated)	29.62 in	752 mm
Wheel / rim diameter	19 in	482.6 mm
Construction	Radial	—

What does 245/55R19 mean?

Reading the code on your sidewall

Section width

245 mm

The distance from sidewall to sidewall across the tire's widest point.

Aspect ratio

55% profile

The sidewall stands 55% of the section width, which is 134.8 mm on this size.

Construction (R)

Radial

The body plies run across the tire at right angles to the direction of travel.

Wheel diameter

19 in

Fits a wheel measuring 19 inches across.

245/55R19 Questions & Answers

Dimensions and fitment guidelines for size 245/55R19

Customer Support & Fitment Advice

Need Help Choosing The Right Tires?

Have questions about fitment, brands, or pricing? Our team of tire experts is here to guide you to the perfect set — zero pressure, zero sales tactics.

Free Fitment Advice

Talk to a Tire Specialist Today

We make tire buying fast and effortless. Call or email us (Mon – Sat, 9AM – 5PM PT) to check size compatibility, load index, or speed ratings for your vehicle.

Call Direct

(916) 520-1702

Send Email

info@natireshub.com

Mon – Sat, 9AM – 5PM PT