"Why Do Semi Trucks..."

Google's Most Frequently Asked "Why Do Semi Trucks..." Questions

​Here at West Tech Mobile, we get asked a lot of questions about the vehicles we work on – everything from heavy industrial rigs to semi trucks and tractor-trailers. And we’re always more than happy to answer them! Since they are the most common, we decided to put our responses to some of Google's most frequently asked questions about semis all here in one place, for easy reference. Read on if you’ve been wondering these for yourself.

Why do semi trucks use diesel?

Mostly, it comes down to horsepower, as diesel engines create more horsepower than gasoline ones. Also, in the past, diesel was cheaper than gas, so it became popular as a more cost-effective alternative. And one more big reason is that truck drivers, who are constantly guiding top-heavy vehicles – and large tanks full of fuel – know that in the event of a rollover, diesel isn’t nearly as combustible as gasoline. If you’re always hauling large volumes of it in a tank underneath you, that makes a big difference.

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