Tractor trailer braking — Arkansas Permit Test
Tractor trailer braking on the Arkansas permit test — 1 rule, each with the reason behind it and a question on it while it is fresh.
The rules
A fully loaded tractor-trailer at 55 mph may take more than 335 feet to come to a complete stop.
A truck cannot stop as short as a car, so a car that cuts in close in front of it leaves the truck nowhere to stop.
A fully loaded tractor-trailer traveling at 55 miles per hour may take more than 335 feet to come to a complete stop.
On the test
How far may a fully loaded tractor-trailer traveling at 55 mph need to come to a complete stop?
More than 335 feet. A truck cannot stop as short as a car, so a car that cuts in close in front of it leaves the truck nowhere to stop. Arkansas Driver License Study Guide, p.64: “A fully loaded tractor-trailer traveling at 55 miles per hour may take more than 335 feet to come to a complete stop.”
How this works
Most practice tests hand you a bank of questions and leave the manual somewhere else. This one puts them together.
You read one law and the reason behind it, then answer a question on that law while it is still fresh. Get it right and you move on; get it wrong and you have found the gap while it is cheap to fix, not on the morning of the exam.
Learning one rule at a time, and proving it immediately, is what turns a manual you skimmed into something you actually know — and it makes studying feel like getting somewhere rather than like waiting to find out.
What it costs
- One payment, once — not a subscription. Nothing renews and there is nothing to cancel, for an exam you sit one time.
- Free to start: a 10-question test and the first section of cards. No sign-up and no account.
- Paying opens the rest of the cards, unlimited full-length practice tests, and retests built from exactly the questions you got wrong.
- Every level up to Prepared — 3 tests passed in a row.
- Do the work, fail the real exam, and we refund you.
Where these come from
Every rule here is checked against Arkansas Driver License Study Guide, published by the Arkansas Department of Finance and Administration, and against the state code itself. Last checked 2026-10-04.
- src/assets/drivers-manuals/AR.pdf (Arkansas Driver License Study Guide, Volume 1, Edition 10, October 2026, Arkansas State Police, retrieved 2026-10-04; sha256 pinned in SOURCES.json)
- src/assets/drivers-manuals/AR.pages.txt (the plain pdftotext fixture every citation here was cut from and verified against; sha256 pinned in SOURCES.json)
- src/assets/drivers-manuals/AR-exam.txt (the text of the State Police's audio testing instructions, https://media.ark.org/dps/Audio-Testing-Instructions.pdf, read 2026-10-04; states the 20 correct answers that pass)
- https://dps.arkansas.gov/law-enforcement/arkansas-state-police/services-programs/driver-examination/ (read 2026-10-04; links the study guide and the audio testing instructions, states no count or mark)
- https://media.ark.org/dps/Non-Commercial-DL-Testing-Rules_Current-Effective-as-of-7.23.21.pdf (the State Police's Non-Commercial Driver's License Testing Rules, read 2026-10-04; Rule 1 sets the five-day retest wait and no figure)