Have you ever wondered why semi-trucks use air brakes instead of hydraulic ones like most cars? The reason lies in the ...

Would you want a trailer weighing 40,000 pounds or more with no brakes pushing a semi-truck toward you at every twist, turn, and intersection? You don’t have to answer that. I already know.

Semi trucks are heavy pieces of machinery, and using the regular brakes might not be enough. You might need the help of the jake brake or the retarder.

In terms of standard braking systems, many heavy trucks use air brakes. The wheel hub assembly of a semi includes components like a brake drum, and connection to the axel.

The following was published in CCJ's Air Brake Book, 11th edition, sponsored by SilverbackHD. CCJ's Air Brake Book is a complementary industry resource, courtesy of our partnership with ...

Tesla has issued a recall for 35 of its new electric Semi trucks because the parking brake might not engage when applied by the driver. The danger, caused by a valve module that could leak air, is ...

Semi-trucks have special air brakes. These brakes use air pressure instead of hydraulic fluid (as found in cars). This system is more dependable for large trucks and works even if the truck has a ...

A recent Tesla Semi truck recall concerns an ... For affected trucks, revised parking brake valve modules will be ... that prevent air leakage," the report said. "Tesla Semi trucks manufactured ...

Tesla has issued a recall for 35 of its new electric Semi trucks because the parking brake might not engage when applied by the driver. The danger, caused by a valve module that could leak air, is ...