How tall is a ST215/75D14 tire?

A ST215/75D14 has a nominal overall diameter of 26.7 inches (678 mm), calculated as the 14-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 ST215/75D14 tire fit?

A ST215/75D14 fits a wheel of 14 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 ST215/75D14 mean?

215 is the section width in millimetres. 75 is the aspect ratio — the sidewall is 75% of the width, so 161.3 mm here. D marks the construction (bias-ply (diagonal)). 14 is the wheel diameter in inches.

Is ST215/75D14 a radial tire?

No. The "D" in ST215/75D14 marks bias-ply (diagonal) construction, not radial. Radial and bias-ply tires should not be mixed on the same axle.

Size Dimensions & Specs

Tires Size ST215/75D14

Dimensions, specs, and every size ST215/75D14 tire currently in stock

Overall Height

26.7"

678 mm · calculated

Section Width

215 mm

8.46 inches

Sidewall Height

6.35"

161.3 mm · 75% profile

Wheel Diameter

14"

355.6 mm

ST215/75D14 Specifications

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

Specification	Imperial	Metric
Section width	8.46 in	215 mm
Aspect ratio	75%	—
Sidewall height	6.35 in	161.3 mm
Overall diameter (calculated)	26.7 in	678 mm
Wheel / rim diameter	14 in	355.6 mm
Construction	Bias-ply (diagonal)	—
Service type	Special trailer	—

What does ST215/75D14 mean?

Reading the code on your sidewall

Section width

215 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 161.3 mm on this size.

Construction (D)

Bias-ply (diagonal)

The body plies run diagonally rather than radially. Do not mix construction types on one axle.

Wheel diameter

14 in

Fits a wheel measuring 14 inches across.

ST215/75D14 Questions & Answers

Dimensions and fitment guidelines for size ST215/75D14

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