No such thing as an air brake endorsement on a US license.
They require a tanker endorsement, and most commodities they haul also require the driver to have a hazmat endorsement.
No, but if you are under 14, you need a training certificate.
No, but if you are under 14, you need a training certificate.
You can't get one, because such an endorsement does not exist.
crank bearings are in need of replacement
No, but you should be albe to spell.
No. Such an endorsement does not exist for US licenses.
No, you can get a 3 wheel vehicle endorsement. If you have a motorcycle endorsement, you can drive a trike but not the opposite.
No, because there is no such thing as an air brake endorsement on a US license.
Yes you do
Never heard of an age limit for owning a snowmobile, but most states you need a to be 16 years of age to operate them off private property.