How tall is a LT245/75R17 tire?

A LT245/75R17 has a nominal overall diameter of 31.48 inches (800 mm), calculated as the 17-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 LT245/75R17 tire fit?

A LT245/75R17 fits a wheel of 17 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 LT245/75R17 mean?

245 is the section width in millimetres. 75 is the aspect ratio — the sidewall is 75% of the width, so 183.8 mm here. R marks the construction (radial). 17 is the wheel diameter in inches.

Size Dimensions & Specs

Tires Size LT245/75R17

Dimensions, specs, and every size LT245/75R17 tire currently in stock

Overall Height

31.48"

800 mm · calculated

Section Width

245 mm

9.65 inches

Sidewall Height

7.24"

183.8 mm · 75% profile

Wheel Diameter

17"

431.8 mm

LT245/75R17 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	75%	—
Sidewall height	7.24 in	183.8 mm
Overall diameter (calculated)	31.48 in	800 mm
Wheel / rim diameter	17 in	431.8 mm
Construction	Radial	—
Service type	Light truck	—

What does LT245/75R17 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

75% profile

The sidewall stands 75% of the section width, which is 183.8 mm on this size.

Construction (R)

Radial

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

Wheel diameter

17 in

Fits a wheel measuring 17 inches across.

LT245/75R17 Questions & Answers

Dimensions and fitment guidelines for size LT245/75R17

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

215/60VR16 GOODYEAR EFFICIENTGRIP PERFORMANCE 95V

LT235/70R17 RBP REPULSOR A/T PLATEAU 120/117R 10PLY BLK 50K + ROAD HAZARD

265/70R17 TRAVELSTAR ECOPATH A/T 115T 520-A-B 50K + ROAD HAZARD

285/35ZR19 ROADTRACK TERRENA UHP 103Y M+S 420-A-A 50K + ROAD HAZARD

275/35ZR20 COSMO MUCHOMACHO 102Y XL 300-A-A 30K + ROAD HAZARD

LT285/75R16 CROSSWIND RUGGED TRAXX R/T 126/123Q 10PLY 80psi 50K

225/55ZR18 LEXANI LXUHP-207 102W XL 500-A-A 50K + ROAD HAZARD

205/40ZR17 ROYALBLACK RACINGTRAC 84W XL 420-A-A 50K + ROAD HAZARD

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

205/55R16 TRAVELSTAR ECO-MILE 4S 91V ALL-WEATHER 520A-A 60K+ ROAD HAZARD

235/35ZR20 ROADTRACK TERRENA UHP 92W M+S 420-A-A 50K + ROAD HAZARD

LT295/65R20 GLADIATOR X COMP M/T 129/126 10PLY

205/45ZR16 ROADTRACK TERRENA UHP 98W M+S 420-A-A 50K + ROAD HAZARD

33X12.50R20LT ATLANDER ROVERCLAW M/T I 119Q ***12PLY

P255/65R17 LEXANI LXHT-206 110H BSW 55K+ ROAD HAZARD

245/45ZR20 ZEETEX SU1000 103Y XL 400-A-A 35K + ROAD HAZARD

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

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

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