GK
General Knowledge
The test every CDL applicant takes first.
- —Stopping distance and speed management
- —Following distance and space cushions
- —Hazardous locations and railroad crossings
50 questionsDetails
Woman-owned · Founded 2021
Experience behind the wheel.Confidence on the road.
Practice tests for the five CDL written exams, written from the same material your state handbook uses — with a plain-language reason under every answer, so a wrong answer still teaches you something.
What's for sale
Five exams. One question each time.
Buy the one you're sitting, or take the whole set at once. Every bank is 100 questions with explained answers and unlimited retakes.
250 questions · 5 banks
$19
B
Air Brakes
Removes the air-brake restriction — and it's the one people fail.
- —Dual air systems and reservoirs
- —Low-pressure warning and spring brakes
- —Compressor cut-in and cut-out pressures
50 questionsDetails
P
Passenger (P)
For buses, shuttles, and anything carrying people.
- —Standee line and standing passengers
- —Loading, unloading, and door discipline
- —Emergency exits and passenger briefing
50 questionsDetails
H
HazMat (H)
Placards, papers, and the rules that keep you out of trouble.
- —Placard requirements and placement
- —Shipping papers and emergency response info
- —Hazardous materials table columns
50 questionsDetails
N
Tanker (N)
Surge, balance, and why tankers roll.
- —Liquid surge and its effect on braking
- —Out-of-balance and out-of-control conditions
- —Baffled versus smooth-bore tanks
50 questionsDetails
Best value
All Five Exams
All five written-test banks — General Knowledge, Air Brakes, Passenger, HazMat, and Tanker — with every question, every explained answer, and unlimited retakes. Built for someone going for the full CDL with endorsements, or a driver putting a class through prep.
$59$95
Saves $36 against buying them separately.
How a test runs
Not a PDF of answers.
- 01
Answer, then find out why
Every question shows the correct answer and the reason it's correct the moment you finish. The reason is written the way an instructor would say it, not the way a handbook prints it.
- 02
Retake it until it's boring
Unlimited retakes, and each attempt reorders the questions and the answer choices — so you can't pass by remembering which letter you picked last time.
- 03
See the topic that's costing you
Your result breaks down by topic, so instead of re-reading the whole chapter you go straight at the one that's actually tripping you up.
Who's behind this
Taught by someone who's actually done it
100%
Accident- and injury-free
2018
Class B CDL, later advanced to Class A
2021
SheDrivesSheRides founded
4
Commercial vehicle types driven
SheDrivesSheRides came out of real driving time — concrete trucks, tankers, straight trucks, and tractor-trailers — across a career that has stayed accident- and injury-free. That record is not a marketing line; it is the reason the training is built the way it is.
Alongside the practice tests, the company runs drive-away and vehicle delivery services and hands-on CDL Class A and Class B training, with a focus on mentoring new drivers through the written exams and into their first job.
Before you buy
Straight answers
What the practice tests are, what they aren't, and how you get in after you pay.
Access
Pay once, get a private code
After payment you're given an access code that opens your exam straight away — no account needed. If you'd rather keep your scores and retake history, make a free account and attach the code to it.