Hankook

ION EVO SUV (IK01A)

Name: Hankook ION EVO SUV (IK01A) 315/40R21 XL
Brand: Hankook
SKU: 1031925
Price: 395.24 USD
Availability: InStock

315/40R21 XL

Summer

$395.24/tire $526.99

Set of 4: $1580.96

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Specifications

Size	315/40R21 XL Ion Evo Suv (IK01A)
Width	315 mm
Aspect ratio	40
Rim diameter	R21
Load index	115
Speed rating	Y
Load range	XL

Season	Summer
UTQG	260 AA A
Tread depth	8.5/32"
Weight	38 lbs
Max pressure	50 psi
Severe snow (3PMSF)	No
Run-flat	No

About the Hankook ION EVO SUV (IK01A)

Summer High Performance Electric Vehicle (EV) tire for SUVs.

Features

* Optimized multi-pitch sequencing through Opti Pitch technology* ProDurable compound and Round Even technology* Opti Cure technology* Grip Boost technology* Aramid hybrid reinforcement belt* Expanding lateral grooves* Optimized groove size* 30,000 Mile Limited Treadwear Warranty* Road Hazard Warranty* 100 Day Free Trial

Benefits

* Provides a quieter, more comfortable ride* Provides even wear for extended tread life* For reduced rolling resistance* For enhanced cornering stability* Provides improved steering at high speeds* For wet performance without missing noise reduction* For improved drainage performance

Understanding the 315/40R21 XL size

In the size code 315/40R21, 315 is the section width in millimetres (about 12.4"). 40 is the aspect ratio — the sidewall height is 40% of the width, or roughly 126 mm. R21 means radial construction on a 21-inch wheel, giving an approximate overall diameter of 30.9".

The load index 115 means each tire supports up to 2,679 lbs — about 10,716 lbs across a full set of four. The speed symbol Y certifies the tire to 186 mph under its rated load. Always match or exceed the load index and speed rating listed on your vehicle's door-jamb placard.

What the Hankook ION EVO SUV (IK01A) is built for

The Hankook ION EVO SUV (IK01A) is a summer tire, tuned for maximum dry and wet grip in warm conditions; it is not intended for near-freezing temperatures. Fitment category: Passenger Car, Performance, HP.

Tread life and grip ratings

This tire carries a UTQG rating of 260 AA A. The treadwear grade of 260 is a relative durability score — a grade of 200 is expected to last roughly twice as long as a grade of 100 under the same controlled test. Traction grade AA measures straight-line wet stopping grip (AA is highest, then A, B and C). Temperature grade A reflects heat resistance at sustained speed (A is highest).

Price and value

At $395.24 per tire, a full set of four costs $1580.96. That sits close to the average for the 29 tires we stock in this size.

Frequently asked questions

What does the tire size 315/40R21 mean?

315 is the section width in millimetres, 40 is the aspect ratio (sidewall height as a percentage of width, about 126 mm), and R21 indicates radial construction for a 21-inch wheel. Overall diameter is approximately 30.9 inches.

What are the load and speed ratings of the Hankook ION EVO SUV (IK01A) 315/40R21 XL?

Its load index of 115 allows up to 2,679 lbs per tire. Its speed rating of Y is certified to 186 mph. Check your door-jamb placard and do not fit a tire rated below the vehicle's requirement.

How much does a set of 4 Hankook ION EVO SUV (IK01A) 315/40R21 XL tires cost?

A single tire is $395.24 and a set of four is $1580.96.

Can the Hankook ION EVO SUV (IK01A) be used in winter?

No. This is a summer tire and it is not rated for severe snow service. Its compound stiffens as temperatures approach freezing, so fit winter or all-weather tires for cold-season driving.

Does the ION EVO SUV (IK01A) come in other sizes?

Yes — we stock 20 additional ION EVO SUV (IK01A) sizes besides 315/40R21 XL. Fit only a size approved for your vehicle.