
Semi trucks have spikes on their wheels for a very specific reason: to improve traction on icy or slippery roads. These spikes are called "studs" or "lugs", and they're typically made of metal.
In extreme weather conditions, studs provide a much-needed grip on the road, helping semi trucks stay stable and avoid accidents. This is especially crucial for trucks carrying heavy loads.
The studs are usually made of a durable material that can withstand the rigors of high-speed driving and harsh weather conditions. They're also designed to be easily removable when not needed, reducing wear and tear on the wheels.
Semi trucks with studs are often used in areas prone to heavy snowfall or freezing temperatures, where regular tires might struggle to provide adequate traction.
Safety Considerations
Safety Considerations are crucial when it comes to semi-trucks with wheel spikes. These spikes aren't a threat, and in fact, they help with safety by alerting other drivers to give the truck more space where it needs it. This is especially important due to the truck's difficulty changing speed as rapidly as a car and numerous large blind spots.

Driving a semi-truck requires caution, and the spikes on the wheels serve as a reminder to other drivers to maintain a safe distance. The spikes are typically made from aluminum alloys and/or plastic, which would likely only scratch your car before breaking away.
Spikes on truck tires enhance road safety by encouraging other drivers to keep their distance. This is particularly crucial because trucks have significant blind spots, known as No-zones, around their front, back, and sides.
Here are some key benefits of spikes on truck tires:
- They protect critical components from wear and tear
- Add a personalized touch to a trucker’s vehicle
- Enhance road safety by encouraging other drivers to keep their distance
Frequently Asked Questions
Are spikes on tires illegal?
No, spikes on truck tires are not against the law. However, their length and placement may still pose a concern for vehicle safety and protection.
Sources
- https://www.slashgear.com/1652627/semi-trucks-spike-wheels-reason/
- https://gaugemagazine.com/why-do-trucks-have-spikes-on-their-wheels/
- https://tirehungry.com/why-do-semis-have-spikes-on-their-tires/
- https://msverdict.com/spikes-on-truck-wheels/
- https://www.linkedin.com/posts/johnnypak_why-do-some-semi-trucks-have-spikes-on-their-activity-7273257759884681216-YpFf
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