Uneven wear on the tyres of my car. What could be the cause and how to remedy it?

Uneven tyre wear is a common sight on British roads, and it’s more than just a cosmetic issue. It can affect your car’s handling, fuel efficiency, and even lead to blowouts in severe cases. But fear not! Identifying the cause and getting it sorted is often a straightforward process.

Diagnosing the Problem
The first step is to identify the pattern of uneven wear. Here’s a quick breakdown of the most common types:

• Centre tread wear: This indicates overinflation. The fix is simple – adjust your tyre pressures to the recommended PSI (pounds per square inch), which you’ll find on a sticker inside the driver’s door or in your car’s manual.
• Edge wear: This can be caused by underinflation or aggressive cornering. Ensure your tyres are inflated correctly and consider a driving style that’s a bit gentler on those corners.
• One-sided wear: This is a sign of misalignment or wear on suspension components, particularly a worn track rod tip. The track rod end looks like a metal stem and is an important part of your vehicle’s steering system. When worn, it can cause the wheels to point in slightly different directions, leading to uneven tyre wear on the inside or outside edges.

Taking Action
Once you’ve identified the culprit, here’s what to do:

• Correct tyre pressure: Invest in a good quality pressure gauge (they’re readily available at most petrol stations or car shops) and check your tyre pressures regularly, ideally once a month and before long journeys. Don’t forget the spare!
• Wheel alignment: If uneven wear persists or your car seems to be pulling to one side, get your wheels aligned. This is a relatively inexpensive fix that can save you money on tyres in the long run. Look for garages offering “tracking” (another term for wheel alignment) deals.
• DIY Inspection: While a mechanic’s inspection is recommended for worn suspension components, you can do a simple visual check for a worn track rod end. Look for any play or looseness in the steering components by turning the steering wheel sharply while the car is stationary (engine off and parking brake on). If you notice excessive movement, have your car inspected by a professional.

Preventing Uneven Wear
By following these simple steps, you can keep your tyres happy and healthy:

• Regular tyre checks: Look for signs of uneven wear, cuts, or bulges during your monthly pressure check.
  Tyre rotation: Most manufacturers recommend rotating your tyres every 6,000 to 8,000 miles. This helps distribute wear more evenly.
• Avoid overloading: Don’t exceed the weight limit for your car, as this can put excessive strain on your tyres.
  By keeping an eye on your tyres and taking preventative measures, you can ensure safe and economical driving for yourself and your fellow motorists on British roads. Remember, properly inflated and aligned tyres are essential for optimal performance and safety.

Additional information:

Tyre balancing as an important procedure – autodoc.co.uk