There isn't an air brake endorsement. If you haven't completed and passed the written air brakes test at the DMV and conducted your road test in an air brake equipped CMV, then you have a restriction prohibiting you from operating a CMV equipped with air brakes. You take the written test and do the road test in an air brake equipped vehicle.
If you're in the US, there is no such thing as an air brake endorsement. CDL drivers receive a restriction which prohibits them from operating a commercial motor vehicle equipped with air brakes if they do not pass both the written air brakes test and do their road test in a vehicle equipped with air brakes.
That depends on which country you live in.
Air brake endorsements fall under Federal laws so every state will have the same minimum requirement for an air brake endorsement if you have air brakes on your vehicle.
On a US licence, there is no air brake endorsement - there is only a restriction for CDL drivers from operating a commercial vehicle equipped with air brakes if they don't complete the written test AND road test in a vehicle equipped with air brakes.
If it does not require a CDL to be driven, there are no additional requirements. Such an endorsement does not exist on US licenses.
Yes, in Michigan, you are required to have an air brake endorsement to drive a commercial vehicle with air brakes. This endorsement is obtained by passing a written knowledge test specifically for air brake systems.
There is no air brake endorsement. If you do not pass the written air brakes test AND complete your road test in a vehicle equipped with air brakes, then you get a restriction which prohibits you from operating an commercial vehicle which is equipped with air brakes. It is possible to have a Class A CDL with an air brake restriction.
No such thing as an air brake endorsement on a US license. If a CDL applicant does not pass the written air brakes test and perform their pretrip and road tests in a CMV equipped with air brakes, then they receive a restriction which prohibits them from operating a CMV equipped with air brakes.
westinghouse
With a manual transmission you downshift to slow down in situations where in an automatic you would have to use the brakes. Using brakes more = brakes wearing faster.
An "endorsement" is an addition to your drivers license. A few endorsements can include a motorcycle, vehicles with air brakes, etc. It varies from state to state how your division of motor vehicles displays or processes it.
In some countries, to be permitted to operate an air brake equipped vehicle, your licence must show an endorsement which permits you to. In the US, "air brake endorsement" is actually a misnomer - there is no air brake endorsement on a US licence. If a CDL driver does not pass the written air brakes test and conduct their road test in an air brake equipped vehicle, they get a restriction prohibiting them from operating an air brake equipped commercial vehicles. However, this is only applicable to commercial vehicles - operating a non-commercial vehicle with air brakes requires absolutely no qualification, whatsoever.