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Checklist for Inspecting Truck Tires

Checklist for Inspecting Truck Tires

Ensure Safety, Performance, and Longevity with Proper Tire Inspections

Tires are the foundation of any truck’s safety and efficiency. Whether you operate a light-duty delivery truck or a heavy-duty transport rig, keeping your tires in optimal condition is essential for smooth operations and reduced costs. Below is a comprehensive checklist for inspecting truck tires before purchase or routine operation.

1. Check Tread Depth

Start by measuring the tread depth with a gauge. The legal minimum varies by country, but a good rule of thumb is:

  • Minimum: 1.6 mm (2/32 inch)

  • Ideal: 4–6 mm for heavy trucks

Uneven tread wear can signal alignment or suspension problems, which may require further inspection.

2. Look for Sidewall Damage

Inspect the sidewalls for any of the following:

  • Cuts or cracks

  • Bulges or bubbles

  • Exposed cords or steel belts

Sidewall damage often indicates past impact or structural failure, which can lead to a sudden blowout.

3. Examine for Uneven Wear Patterns

Uneven wear can indicate:

  • Over- or under-inflation

  • Wheel misalignment

  • Suspension or axle issues

Run your hand across the tread to feel for cupping, feathering, or flat spots.

4. Verify Air Pressure

Always check tire pressure when tires are cold. Refer to the manufacturer’s recommendations found on the door frame or in the truck manual.

  • Underinflation reduces fuel economy and causes overheating.

  • Overinflation leads to reduced traction and premature wear.

Use a digital tire pressure gauge for accurate readings.

5. Inspect Valve Stems and Caps

Ensure valve stems are straight, not cracked, and that caps are in place. Missing or damaged caps can allow dirt or moisture to enter, affecting air retention.

6. Check for Tire Age

Even if a tire has good tread, its age matters. Rubber deteriorates over time.

  • Look for the DOT date code on the sidewall.

  • Tires older than 6 years should be replaced, even if unused.

7. Confirm Tire Type and Load Rating

Ensure the tires match the truck's intended use:

  • Load index and speed rating should meet or exceed the vehicle’s specifications.

  • For trucks carrying heavy loads, always choose LT (Light Truck) or Commercial-grade tires.

8. Inspect the Bead Area

Remove the tire from the rim if needed to check the inner bead area for corrosion or damage. A damaged bead can lead to poor sealing and air leaks.

9. Review Maintenance Records

If you're buying a used truck, ask for tire rotation and replacement history. Consistent rotation and balancing can extend tire life.

10. Don’t Forget the Spare

Always inspect the spare tire. Ensure it is inflated, undamaged, and accessible. A non-functional spare is a common oversight.

Final Thoughts

Tire failures are among the top causes of truck breakdowns. By performing regular inspections and following this checklist, you can significantly reduce risks and maintenance costs.

If you are considering purchasing a used truck from Japan, EVERY Co Ltd thoroughly inspects every vehicle, including tire condition, before export. Contact us at EVERYCAR.jp for high-quality trucks with confidence.

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