Oklahoma Doubles and Triples (T) Endorsement CDL Written Test
Doubles and Triples (T) CDL Endorsement
This exam is taken by only those who require a "T" (Doubles and Triples)
endorsement because they will pull two or more trailers.
The Oklahoma CDL Doubles and Triples (T) Vehicles Endorsement can be added to a valid
Oklahoma CDL by simply passing a Doubles and Triples Vehicle written test and paying
the fee. Check your specific
Oklahoma CDL Information for details.
Certain states prohibit triple trailers statewide, such as California, Florida,
and New York. A Class A CDL license is required to obtain the (T) endorsement.
The Doubles and Triples (T) Endorsement written test study material includes:
- Oklahoma CDL Manual - SECTION 7: Towing Double/Triple Trailers
- Oklahoma CDL Manual - SECTION 7: Coupling and Uncoupling
- Oklahoma CDL Manual - SECTION 7: Inspecting Doubles and Triples
- Oklahoma CDL Manual - SECTION 7: Doubles/Triples Air Brake Check
The Oklahoma Doubles and Triples (T) Endorsement CDL test study material is covered
in Section 7 of the
Free
Oklahoma CDL Handbook (Commercial Driver's License Manual).
If you need help . . .
determining what Class of CDL you need based upon the type
of vehicle you will drive (A, B or C) or are not sure which CDL
Endorsements you need based upon the type of loads you will carry; use the
free CDL Selector Tool . . .
Oklahoma
Go to CDL Selector Tool
Not sure which OK CDL Tests you need to pass? Use this tool to determine what Class of CDL and which CDL Endorsements you require.
Typical number of questions on actual Oklahoma DMV Doubles and Triples Endorsement
written test:
Are YOU ready to get YOUR Oklahoma CDL?
Prepare for YOUR Oklahoma CDL Tests NOW . . .
In addition to the Oklahoma CDL (commercial driver's license) information found in our website covering the Oklahoma CDL and in the free Oklahoma CDL Handbook (which is quite boring and a bit confusing - and doesn't have a single multiple-choice question in it that is asked on the actual tests), the complete online
Oklahoma CDL Practice Test prep program will prepare you to easily pass your
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- Covers ALL Eight Oklahoma CDL written tests.
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- In separate study modules - you won't need all of them - don't waste time on what you don't require.
- 670 practice Oklahoma CDL test questions with actual answers.
- Access to CDL videos covering written and skills tests.
- CDL study guide in both text and audio - listen as you read along.
- CDL study Quick Reviews.
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