(2026–2027) – Practice Test Review
What is the minimum truck class rating required to haul a load of 34,000 pounds? - correct answers -
Class 8
What is the maximum number of forward gear ratios that have been used in highway heavy-duty truck
transmissions? - correct answers -20
Which of these organizations conducts a certification program for truck technicians? - correct answers -
ASE
Which ASE certification test qualifies truck technicians to work on air brake systems? - correct answers -
T4
Which of the following is not mounted on an axle? - correct answers -Fifth wheel
Which of the following components couples a trailer to a tractor fifth wheel? - correct answers -Kingpin
Which ASE test certifies technicians to work on truck electrical systems? - correct answers -T6
If a technician holds ASE T5 certification, what is he or she certified to work on? - correct answers -
Suspension and steering systems
1