The Pilot Sport 4S has a treadwear rating of 300, while the Pilot Sport 4 has a treadwear rating of 320 (there are a few exceptions with 300 treadwear ratings, but not many).

Michelin rolled out a new, improved version of its Pilot Super Sport tire, the Pilot Sport 4S, at the Paris auto show.

Michelin Brought an E36 M3 to Lightning Lap to Show How Temperatures Affect Lap Times The thoroughly used 1995 BMW M3 Lightweight on Pilot Sport 4S tires achieved a best lap of 3:11.6. By K.C ...

Laurent Huc, compound designer at Michelin in France, started with 3,000 different compounds during development of the company's latest ultra-high performance (UHP) tire, the Pilot Sport 4S (PS4S).

Performance Package-equipped Mustangs will feature 255/40-19 sized Sport 4S tires in the front and 275/40-19 tires in the rear. If this means nothing to you, refer to Tire Rack’s guide to tire ...

Many of Michelin's tires are closely related, use similar naming conventions, and are available in similar sizes. Such is the case with the Michelin Pilot Sport 4S and Pilot Sport 4 — two very ...