How tall is a 275/25R30 tire?

A 275/25R30 has a nominal overall diameter of 35.42 inches (900 mm), calculated as the 30-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 275/25R30 tire fit?

A 275/25R30 fits a wheel of 30 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 275/25R30 mean?

275 is the section width in millimetres. 25 is the aspect ratio — the sidewall is 25% of the width, so 68.8 mm here. R marks the construction (radial). 30 is the wheel diameter in inches.

Free shipping on select tires

Brand-new, never-mounted tires

Ships to your door or installer

Thousands of tires in stock

Free shipping on select tires

Brand-new, never-mounted tires

Ships to your door or installer

Thousands of tires in stock

Size Dimensions & Specs

Tires Size 275/25R30

Dimensions, specs, and every size 275/25R30 tire currently in stock

Overall Height

35.42"

900 mm · calculated

Section Width

275 mm

10.83 inches

Sidewall Height

2.71"

68.8 mm · 25% profile

Wheel Diameter

30"

762.0 mm

275/25R30 Specifications

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

Specification	Imperial	Metric
Section width	10.83 in	275 mm
Aspect ratio	25%	—
Sidewall height	2.71 in	68.8 mm
Overall diameter (calculated)	35.42 in	900 mm
Wheel / rim diameter	30 in	762.0 mm
Construction	Radial	—

What does 275/25R30 mean?

Reading the code on your sidewall

Section width

275 mm

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

Aspect ratio

25% profile

The sidewall stands 25% of the section width, which is 68.8 mm on this size.

Construction (R)

Radial

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

Wheel diameter

30 in

Fits a wheel measuring 30 inches across.

275/25R30 Questions & Answers

Dimensions and fitment guidelines for size 275/25R30

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

✓

Expert Advice

Reply within 1 business day

Tires Size 275/25R30

Filter & search

Filter & search

275/25R30 Specifications

What does 275/25R30 mean?

275 mm

25% profile

Radial

30 in

275/25R30 Questions & Answers

Need Help Choosing The Right Tires?

Talk to a Tire Specialist Today

Shop Our Collection