Potenza Sport EVO

About the Bridgestone Potenza Sport EVO

Summer Ultra High Performance Passenger Car tire.

Features

* Wide shoulder design* Advanced tread compound* Advanced polymer compound* Circumferential grooves* Platinum Pact Limited Warranty* 90-Day Buy & Try Guarantee

Benefits

* To increase contact area with the road to help maximize dry performance* Helps deliver dynamic, sporty grip for stability and confident handling* Helps reduce premature wear* For efficiency water evacuation that helps minimize the risk of hydroplaning

Understanding the 285/40R21 XL size

In the size code 285/40R21, 285 is the section width in millimetres (about 11.2"). 40 is the aspect ratio — the sidewall height is 40% of the width, or roughly 114 mm. R21 means radial construction on a 21-inch wheel, giving an approximate overall diameter of 30".

The load index 109 means each tire supports up to 2,271 lbs — about 9,084 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 EVO is built for

The Bridgestone Potenza Sport EVO 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, 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 $431.24 per tire, a full set of four costs $1724.96. That is about 19% above the average of the 26 tires we stock in this size, reflecting its position in the range.