Continental ExtremeContact Sport 02 275/40R18 99Y - 03125220000

The Continental ExtremeContact Sport 02 in 275/40R18 ships free from ThreePiece.us, with Affirm financing available at checkout and fast delivery from a nationwide warehouse network.

What 275/40R18 means

In the size 275/40R18, 275 is the section width in millimeters (10.83 in), 40 is the aspect ratio — the sidewall stands 40% as tall as the tire is wide, or 110.0 mm (4.33 in) — R denotes radial construction, and 18 is the wheel diameter in inches. That works out to an overall diameter of about 26.66 inches, turning roughly 756 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 99 — a maximum load of 1,709 lbs per tire. The speed symbol Y corresponds to a maximum sustained speed of 186 mph.

Specifications

Frequently asked questions

What does 99Y mean on the Continental ExtremeContact Sport 02?

99Y breaks down as load index 99 — rated for 1,709 lbs per tire — with a Y speed rating, good for a maximum sustained 186 mph.

What kind of tire is the Continental ExtremeContact Sport 02?

The Continental ExtremeContact Sport 02 in 275/40R18 is a summer tire.

What are the treadwear and warranty ratings on the Continental ExtremeContact Sport 02?

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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