205/40 R18 V

The Infinity EcoFour in size 205/40 R18 86V is a passenger car tyre designed to fit wheels with a 18-inch rim diameter. With a section width of 205mm and a sidewall height of approximately 82mm (40% 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 86, meaning each tyre is rated to support up to 530kg at the maximum permitted speed. The speed rating is V, certifying the tyre for use at sustained speeds of up to 240km/h (149mph). Always ensure replacement tyres meet or exceed your vehicle manufacturer's recommended load and speed ratings.

According to the EU tyre label, the EcoFour 205/40 R18 86V is rated for fuel efficiency at class C — good fuel efficiency, balancing economy with performance, for wet grip at class C — good wet grip suitable for typical UK weather conditions, with an external rolling noise level of 72 decibels (class 2). These standardised ratings make it easy to compare tyres on the factors that matter most for safety and running costs.

As an all-season tyre, this option provides year-round performance, balancing summer dry grip with winter cold-weather capability for drivers who prefer not to swap tyres seasonally. The Extra Load (XL) construction strengthens the sidewalls to support heavier vehicles or increased payloads.

Tyres.Online compares Infinity EcoFour 205/40 R18 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.