Vehicle Knowledge
Mönsterdjup vinter
Lätt
How deep must the tread be at a minimum on winter tires for cars (in winter road conditions)?
1.6 mm
3 mm
5 mm
Explanation
In winter road conditions (Dec 1 – Mar 31), there is a legal requirement for at least 3 mm tread depth for cars and light trailers. This is to provide sufficient grip on snow and ice.
Source: Polisen
Last reviewed: May 2026
Want to practice more questions?
Train for free on the entire Vehicle Knowledge
In-depth study
Recommended guide
Read guideHow to pass the theory test on your first try
Related questions
What is the minimum tread depth a summer tire must have by law?
Mönsterdjup sommar
Is it allowed to mix studded and non-studded tires on the same car?
Däcktyp blandning
Your car has studded tires and you are going to pull a trailer in winter road conditions. What applies to the trailer?
Dubbdäck släp
During which period is it required to use winter tires in winter road conditions?
Vinterdäck period
When is it forbidden to use studded tires, if it is not winter road conditions?
Dubbdäck förbud