Based on 2024 TX CDL manual

Mistakes allowed
Passing score
Official TX Double/Triple Trailers: What to Expect
Total number of questions

Number of questions required to pass

Percentage required to pass

Texas Commercial Driver's License
Texas Commercial Driver's License

Are you looking forward to taking your CDL double/triple trailers endorsement exam? Before you risk visiting the DMV and failing this important test, take our Free Texas CDL Double/Triple Trailers Practice Test first to ensure you have the knowledge needed to pass. Our test is formatted just the like the real test and contains similar content drawn from the same resource, the Texas CDL Handbook. There is no better way to get familiar with the actual test before you go to the DMV. On our practice test, you’ll find questions like these: the shut off valves on the back of the last trailer in a set of two trailers should be placed on what setting? When inspecting a convertor dolly what should you look for?

There are 20 questions in all on the practice test covering such subjects as rollover and jackknife risks, inspecting doubles and triples, braking, making turns and more. Each question is multiple choice and includes instant feedback with an answer explanation so that you can immediately see why a particular answer is correct. Go ahead and take this test as many times as you need to build your confidence and knowledge to the level where you feel you are ready to pass the doubles and triples test. Earning this endorsement will allow you to begin driving these large trucks that require excellent driving skills and safety knowledge. Find out if you are ready to become a doubles and triples driver by taking our challenging practice test right now.