Explained: when to replace tyres, and how to read the date code

The short answer

The four-digit code on the sidewall tells you the week and year.

Our motoring desk has asked for the full documents and will publish them once they are shared.

Why it matters

It affects everyday decisions, from what you spend to how you plan the next few months.

What you can do

• Check the official notice before you act.
• Keep copies of your documents handy.
• Ask questions early; deadlines move fast.

Also read: First free service: what to check and what not to pay for

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