The Scandinavian
Tire Rim Organization

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Data book

STRO Databook, contains new and old data for more than 7000 different tire sizes

Test for News

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New Data Book 2026

You can now order the new data book for 2026.
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New website!

We are delighted to have a new website under construction. Almost everything is already in place and we are working on the final touches in spring 2025.
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More news on the way

More news from the STRO will be published here
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About STRO

STRO – The Scandinavian Tire Rim Organization – was founded in 1960 and since then has worked to set technical standards in the tire, rim and wheel industry.
The standards developed by the STRO are based on applicable international standards with adaptation to specific Nordic needs.

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