Dunlop Direzza ZIII 255/35R18 90W - 10053573

Looking for a 255/35R18 summer tire? The Dunlop Direzza ZIII is available now at ThreePiece.us with free shipping on every order and Affirm financing at checkout.

What 255/35R18 means

In the size 255/35R18, 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 18 is the wheel diameter in inches. That works out to an overall diameter of about 25.03 inches, turning roughly 806 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 90 — a maximum load of 1,323 lbs per tire. The speed symbol W corresponds to a maximum sustained speed of 168 mph.

Specifications

Frequently asked questions

What kind of tire is the Dunlop Direzza ZIII?

The Dunlop Direzza ZIII in 255/35R18 is a summer tire.

What are the treadwear and warranty ratings on the Dunlop Direzza ZIII?

This tire carries a treadwear grade of 200, traction grade A, temperature grade A under UTQG.

What does 90W mean on the Dunlop Direzza ZIII?

90W breaks down as load index 90 — rated for 1,323 lbs per tire — with a W speed rating, good for a maximum sustained 168 mph.

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