2026 Alabama Doubles - Triples CDL Practice Test 1

Coupling a triple trailer is different from coupling other combinations because

you couple the third trailer to the second trailer before you couple them to the first trailer. you do not have to use a converter dolly. you couple the second trailer to the first trailer and then couple them both to the tractor.

Correct Answer:

you couple the third trailer to the second trailer before you couple them to the first trailer.

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