Continental CON ExtremeContact Sport 255/35ZR20XL

The Continental ExtremeContact Sport in 255/35R20 ships free from ThreePiece.us, with Affirm financing available at checkout and fast delivery from a nationwide warehouse network.

What 255/35R20 means

In the size 255/35R20, 255 is the section width in millimeters (10.04 in), 35 is the aspect ratio — the sidewall stands 35% as tall as the tire is wide, or 89.2 mm (3.51 in) — R denotes radial construction, and 20 is the wheel diameter in inches. That works out to an overall diameter of about 27.03 inches, turning roughly 746 revolutions per mile. Overall diameter is what matters for speedometer accuracy and clearance when you change sizes, so compare it — not just the width — against your current tire.

The service description on this tire decodes to a load index of 97 — a maximum load of 1,609 lbs per tire. The speed symbol Y corresponds to a maximum sustained speed of 186 mph.

Specifications

Frequently asked questions

What does 97Y mean on the Continental ExtremeContact Sport?

97Y breaks down as load index 97 — rated for 1,609 lbs per tire — with a Y speed rating, good for a maximum sustained 186 mph.

What kind of tire is the Continental ExtremeContact Sport?

The Continental ExtremeContact Sport in 255/35R20 is a high performance tire.

What are the treadwear and warranty ratings on the Continental ExtremeContact Sport?

This tire carries a treadwear grade of 340, traction grade AA, temperature grade A under UTQG. The manufacturer's warranty is 30K.

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