Goodyear

Eagle F1 Asymmetric 6

Name: Goodyear Eagle F1 Asymmetric 6 255/40R21 XL
Brand: Goodyear
SKU: 112122668
Price: 412.49 USD
Availability: InStock

255/40R21 XL

Summer

$412.49/tire $549.99

Set of 4: $1649.96

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Specifications

Size	255/40R21 XL Eagle F1 Asymmetric 6
Width	255 mm
Aspect ratio	40
Rim diameter	R21
Load index	102
Speed rating	Y
Load range	XL

Season	Summer
UTQG	300 AA A
Treadwear warranty	30,000 miles
Tread depth	8/32"
Weight	25.02 lbs
Max pressure	50 psi
Severe snow (3PMSF)	No
Run-flat	No

About the Goodyear Eagle F1 Asymmetric 6

Summer Ultra High Performance Passenger Car and SUV/CUV tire.

Features

* Dry contact plus technology* Flexible tread compound* Asymmetric tread pattern* SoundComfort Technology (SCT) – select items only* 30,000 Mile Limited Treadwear Warranty

Benefits

* For improved dry performance* Helps maximizes contact on wet road surfaces for enhanced traction* Helps to provide quick response and traction in turns* SCT delivers a much quieter and comfortable ride by reducing your vehicle’s interior noise level – select items only

Understanding the 255/40R21 XL size

In the size code 255/40R21, 255 is the section width in millimetres (about 10"). 40 is the aspect ratio — the sidewall height is 40% of the width, or roughly 102 mm. R21 means radial construction on a 21-inch wheel, giving an approximate overall diameter of 29".

The load index 102 means each tire supports up to 1,874 lbs — about 7,496 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 Goodyear Eagle F1 Asymmetric 6 is built for

The Goodyear Eagle F1 Asymmetric 6 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, UHP.

Tread life and grip ratings

This tire carries a UTQG rating of 300 AA A. The treadwear grade of 300 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 $412.49 per tire, a full set of four costs $1649.96. That is about 27% above the average of the 56 tires we stock in this size, reflecting its position in the range. Backed by a 30,000-mile treadwear warranty, that works out to roughly $55.00 per 1,000 miles across the set.

Frequently asked questions

What does the tire size 255/40R21 mean?

255 is the section width in millimetres, 40 is the aspect ratio (sidewall height as a percentage of width, about 102 mm), and R21 indicates radial construction for a 21-inch wheel. Overall diameter is approximately 29 inches.

What are the load and speed ratings of the Goodyear Eagle F1 Asymmetric 6 255/40R21 XL?

Its load index of 102 allows up to 1,874 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 Goodyear Eagle F1 Asymmetric 6 255/40R21 XL tires cost?

A single tire is $412.49 and a set of four is $1649.96, covered by a 30,000-mile treadwear warranty.

Can the Goodyear Eagle F1 Asymmetric 6 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 Eagle F1 Asymmetric 6 come in other sizes?

Yes — we stock 129 additional Eagle F1 Asymmetric 6 sizes besides 255/40R21 XL. Fit only a size approved for your vehicle.