How tall is a 245/45ZR19 tire?

A 245/45ZR19 has a nominal overall diameter of 27.68 inches (703 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 245/45ZR19 tire fit?

A 245/45ZR19 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 245/45ZR19 mean?

245 is the section width in millimetres. 45 is the aspect ratio — the sidewall is 45% of the width, so 110.3 mm here. ZR marks the construction (radial). 19 is the wheel diameter in inches.

Size Dimensions & Specs

Tires Size 245/45ZR19

Dimensions, specs, and every size 245/45ZR19 tire currently in stock

Overall Height

27.68"

703 mm · calculated

Section Width

245 mm

9.65 inches

Sidewall Height

4.34"

110.3 mm · 45% profile

Wheel Diameter

19"

482.6 mm

245/45ZR19 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	45%	—
Sidewall height	4.34 in	110.3 mm
Overall diameter (calculated)	27.68 in	703 mm
Wheel / rim diameter	19 in	482.6 mm
Construction	Radial	—

What does 245/45ZR19 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

45% profile

The sidewall stands 45% of the section width, which is 110.3 mm on this size.

Construction (ZR)

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.

245/45ZR19 Questions & Answers

Dimensions and fitment guidelines for size 245/45ZR19

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.

100% Guaranteed Fitment Advice

Talk to a Tire Specialist Today

We make tire buying fast and effortless. Call or email us anytime to verify size compatibility, load index, or speed ratings for your vehicle.

Call Direct

(916) 520-1702

Send Email

info@natireshub.com

Mon - Fri: 8:00 AM - 5:00 PM PST

✓

Fast Expert Advice

Response within 1 business hour

Live Inventory

Shop Our Collection

Explore premium tires, wheels, and fitments from top brands

255/40ZR18 ROADTRACK TERRENA UHP 99W XL 420-A-A 50K + ROAD HAZARD

225/35R19 ARMSTRONG BLU-TRAC HP 88W XL M+S 340A-A 45K+ ROAD HAZARD

LT265/70R16 LIONHART LIONCLAW ATX2 BLK 10PLY 40K+ ROAD HAZARD

235/50R19 COSMO ROAD HUNTER 99V M+S 560A-A 60K + ROAD HAZARD

245/45ZR17 ZEETEX HP1000 95W XL 400 A-A REINFORCED 45K + ROAD HAZARD

265/70R16 COSMO EL JEFE H/T BW 112H M+S 560-A-A 55K+ROAD HAZARD

P235/70R16 LEXANI LXHT-206 107T 500-A-A 55K+ ROAD HAZARD

295/35ZR24 ROYALBLACK RACINGTRAC 110W 420-A-A 50K + ROAD HAZARD

7.50-16 AKURET HARROW TRACK F2 F3 8PLY dot-2012

285/45ZR22 LANVIGATOR EXCITE 114W XL 420 A-A 50K + ROAD HAZARD

305/35ZR20 ROADTRACK TERRENA UHP 107Y XL 420-A-A 50K + ROAD HAZARD

P215/60R17 LEXANI QUATTRO TEMPO TOUR AW 96H BLK 600A-A 70K+ ROAD HAZARD

265/70R16 ZETA CONSENSO H/T 112H 500A-A M+S 40K+ ROAD HAZARD

275/45ZR20 ROYALBLACK RACINGTRAC 110W 420-A-A 50K + ROAD HAZARD

275/30ZR21 ROYALBLACK RACINGTRAC 102Y XL 420-A-A 50K + ROAD HAZARD

245/45ZR19 ATLANDER XSPORT-86 102W XL 420A-A 50K + ROAD HAZARD

P255/55R18 LEXANI QUATTRO TEMPO TOUR AW 109V BLK 600A-A 70K+ ROAD HAZARD

195/50R15 ROADTRACK TERRENA A/S 82V 560-A-A 55K + ROAD HAZARD

245/30ZR22 PEGASUS HPX SPORT A/S 92W XL 420 AA A 50K + ROAD HAZARD