Pirelli Cinturato Winter 2 255/45R19 100H - 4577000

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What 255/45R19 means

In the size 255/45R19, 255 is the section width in millimeters (10.04 in), 45 is the aspect ratio — the sidewall stands 45% as tall as the tire is wide, or 114.8 mm (4.52 in) — R denotes radial construction, and 19 is the wheel diameter in inches. That works out to an overall diameter of about 28.04 inches, turning roughly 719 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 100 — a maximum load of 1,764 lbs per tire. The speed symbol H corresponds to a maximum sustained speed of 130 mph.

Specifications

Frequently asked questions

Will 255/45R19 tires fit my vehicle?

Check the size molded into your current tire's sidewall or the tire placard inside the driver's door jamb — if it reads 255/45R19, this tire matches your vehicle's fitment. If you're changing sizes, compare overall diameter to keep your speedometer and clearances right. See every 255/45R19 tire in stock to compare options.

What does 100H mean on the Pirelli Cinturato Winter 2?

100H breaks down as load index 100 — rated for 1,764 lbs per tire — with an H speed rating, good for a maximum sustained 130 mph.

What kind of tire is the Pirelli Cinturato Winter 2?

The Pirelli Cinturato Winter 2 in 255/45R19 is a winter tire.

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