The Scandinavian Tire & Rim Organization


2023 years STRO Data book is now available for delivery


2023 years STRO Data book is now available for delivery!

In the 2023 STRO data book, over 300 updates have been made to dimensions for both passenger cars and heavy vehicles.Other chapters are also updated with all new standardized tire dimensions.

Order your book here!

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New overview and format – Choice of winter tires


We have updated the overview “Choice of winter tires” in a new format, and as a comparison in this overview also included so-called. “All-Season tires”, as several of these have the snow grip marking (3PMSF), but are not adapted and developed for the more difficult winter conditions we have here in the Nordic countries. Read more

Comfort problems Passenger cars


In recent times, comfort problems on passenger cars with larger rims and wider tires have increased in number, and STRO has therefore developed a small recomendation and mounting instructions for tires on these vehicles, which can be good to use on these occasions. Learn more about how to avoid and fix problems like this.


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Winter tire lists for trucks and trailers


According to previous decisions with the Swedish and Norwegian traffic authorities, STRO has ceased to publish the winter tire lists!

STRO’s Board of Directors has decided to discontinue the publication of winter tire lists, the tire lists for passenger cars and heavy vehicles that are considered by the respective tire manufacturers to meet

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