Bridgestone

Potenza Sport AS

Name: Bridgestone Potenza Sport AS 245/35R21 XL
Brand: Bridgestone
SKU: 013389
Price: 327.74 USD
Availability: InStock

245/35R21 XL

All-Season

$327.74/tire $436.99

Set of 4: $1310.96

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Specifications

Size	245/35R21 XL Potenza Sport AS
Width	245 mm
Aspect ratio	35
Rim diameter	R21
Load index	96
Speed rating	Y
Load range	XL

Season	All-Season
UTQG	500 AA A
Treadwear warranty	50,000 miles
Tread depth	10/32"
Weight	28 lbs
Max pressure	50 psi
Severe snow (3PMSF)	No
Run-flat	No

About the Bridgestone Potenza Sport AS

All-Season Ultra-High Performance Passenger Car tire.

Features

* New tread compound with PeakLife Polymer technology* Solid rib design* Slot alignment and open shoulders* Full-depth 3D ultra thin sipes* 50,000 Mile Treadwear Limited Warranty

Benefits

* Designed to improve performance and wear life* For improved handling and reduced pattern noise* To increase water evacuation and improve wet performance* For improved handling and biting edges for winter performance

Understanding the 245/35R21 XL size

In the size code 245/35R21, 245 is the section width in millimetres (about 9.6"). 35 is the aspect ratio — the sidewall height is 35% of the width, or roughly 85.8 mm. R21 means radial construction on a 21-inch wheel, giving an approximate overall diameter of 27.8".

The load index 96 means each tire supports up to 1,565 lbs — about 6,260 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 Bridgestone Potenza Sport AS is built for

The Bridgestone Potenza Sport AS is an all-season tire, balancing dry grip, wet traction and tread life across spring, summer and autumn conditions. Fitment category: Passenger Car, CAR, Performance, UHP.

Tread life and grip ratings

This tire carries a UTQG rating of 500 AA A. The treadwear grade of 500 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 $327.74 per tire, a full set of four costs $1310.96. That is about 10% above the average of the 44 tires we stock in this size, reflecting its position in the range. Backed by a 50,000-mile treadwear warranty, that works out to roughly $26.22 per 1,000 miles across the set.

Frequently asked questions

What does the tire size 245/35R21 mean?

245 is the section width in millimetres, 35 is the aspect ratio (sidewall height as a percentage of width, about 85.8 mm), and R21 indicates radial construction for a 21-inch wheel. Overall diameter is approximately 27.8 inches.

What are the load and speed ratings of the Bridgestone Potenza Sport AS 245/35R21 XL?

Its load index of 96 allows up to 1,565 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 Bridgestone Potenza Sport AS 245/35R21 XL tires cost?

A single tire is $327.74 and a set of four is $1310.96, covered by a 50,000-mile treadwear warranty.

Does the Potenza Sport AS come in other sizes?

Yes — we stock 74 additional Potenza Sport AS sizes besides 245/35R21 XL. Fit only a size approved for your vehicle.