Underinflated tyres are one of the most common and overlooked vehicle safety issues on UK roads. Research by TyreSafe found that nearly one in three UK cars has at least one significantly underinflated tyre — yet many drivers go months without checking their pressures.
The dangers are significant. An underinflated tyre flexes excessively as it rolls, generating heat. This heat causes the rubber compounds and internal structure to degrade much faster than normal. In extreme cases — especially on motorway driving — this heat build-up can cause a sudden tyre failure or blowout at speed.
Underinflated tyres also dramatically increase stopping distances. A tyre at 75% of its recommended pressure can add 10-15% to braking distance in the wet. On the wet roads around Huddersfield and West Yorkshire, this difference can mean the gap between a safe stop and a collision.
Fuel economy suffers too. A tyre at 20% below recommended pressure increases rolling resistance by around 10%, which translates to approximately 1-2% additional fuel consumption. For drivers covering significant annual mileage, this adds up to a meaningful cost.
Handling and stability are also compromised. Underinflated tyres respond more slowly to steering input, and in emergency manoeuvres — sudden lane changes or tight bends on Pennine roads — the reduced responsiveness can be critical.
Check your tyre pressures at least monthly, and always before long journeys. The correct pressure is in your vehicle's handbook and usually on a sticker inside the driver's door frame. Modern cars with TPMS will warn you if a tyre drops significantly below pressure, but this system only alerts you after the tyre is already problematic — manual checks remain important.