255/30 R21 Y

The Nankang AS-1 in size 255/30 R21 93Y is a passenger car tyre designed to fit wheels with a 21-inch rim diameter. With a section width of 255mm and a sidewall height of approximately 77mm (30% of the section width), this size offers a balance of handling response, ride comfort, and grip suited to a wide range of vehicles.

This tyre carries a load index of 93, meaning each tyre is rated to support up to 650kg at the maximum permitted speed. The speed rating is Y, certifying the tyre for use at sustained speeds of up to 300km/h (186mph). Always ensure replacement tyres meet or exceed your vehicle manufacturer's recommended load and speed ratings.

According to the EU tyre label, the AS-1 255/30 R21 93Y is rated for fuel efficiency at class D — moderate fuel efficiency suited to general everyday driving, for wet grip at class C — good wet grip suitable for typical UK weather conditions, with an external rolling noise level of 73 decibels. These standardised ratings make it easy to compare tyres on the factors that matter most for safety and running costs.

This summer tyre is optimised for warm-weather driving, delivering precise handling and short braking distances in dry and wet conditions when temperatures are above 7°C. The Extra Load (XL) construction strengthens the sidewalls to support heavier vehicles or increased payloads.

Tyres.Online compares Nankang AS-1 255/30 R21 prices from leading UK retailers in real time, so you can find the best deal without manually checking each website. Use the price history chart and current price table on this page to spot trends and save on your next set of tyres for your vehicle.