Pilot Sport CUP 2 R

About the Michelin Pilot Sport CUP 2 R

Summer Ultra High Performance Passenger Car tire Designed for Road or Track.

Features

* Uses a tread compound developed for motor sport* Homologated for the road

Benefits

* Delivers extreme dry performance with ultimate cornering precision at high speed

Understanding the 315/30ZR21 XL size

In the size code 315/30R21, 315 is the section width in millimetres (about 12.4"). 30 is the aspect ratio — the sidewall height is 30% of the width, or roughly 94.5 mm. R21 means radial construction on a 21-inch wheel, giving an approximate overall diameter of 28.4".

The load index 105 means each tire supports up to 2,039 lbs — about 8,156 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 Michelin Pilot Sport CUP 2 R is built for

The Michelin Pilot Sport CUP 2 R 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 140 A A. The treadwear grade of 140 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 A 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 $604.49 per tire, a full set of four costs $2417.96. That is about 22% above the average of the 26 tires we stock in this size, reflecting its position in the range.