Trail King Ab, Trail King Ab Ext, Trail King Tkfa, Trail King Tkpa, model years 1992 to 2023. Filed by Trail King Industries, Inc. and reported to NHTSA on 14 August 2023. 5,641 vehicles potentially affected.
What the notice says Trail King Industries, Inc. (Trail King) is recalling certain 1992-2023 TKFA, TKPA, AB, and AB EXT trailers equipped with pin-on axles or pivot extensions. The shims that transfer weight between the trailer and the pin-on axle may detach if the air line or air suspension lose compression.
Is your vehicle included? Check with your VIN at NHTSA, or ask a dealer. This page is an independent copy of the notice, kept so you can see what changed after it was published. It is not the authority, and the authority’s own text is the one to act on.
Trail King's own number for this recall: TK202301. That is the number on the owner letter and on the dealer paperwork. 23V578 is the number NHTSA gave the same campaign, and the number this page is filed under. They are one recall, written two ways.
What owners ask about this recall
- Which vehicles does recall 23V578 cover?
- Trail King Ab, Trail King Ab Ext, Trail King Tkfa, Trail King Tkpa, model years 1992-2023.
- What is wrong with them?
- Trail King Industries, Inc. (Trail King) is recalling certain 1992-2023 TKFA, TKPA, AB, and AB EXT trailers equipped with pin-on axles or pivot extensions. The shims that transfer weight between the trailer and the pin-on axle may detach if the air line or air suspension lose compression.
- What can happen if it is not put right?
- Detached shims can fall into the roadway and become a road hazard, increasing the risk of a crash.
- Is there a fix yet?
- Yes, and it is free. Dealers will install new shims, tether, and hardware to tether the shims to the pin-on axle or pivot extension, free of charge. Owner notification letters were mailed September 6, 2023. Owners may contact Trail King customer service at 1-800-843-3324. Trail King's number for this recall is TK202301.
- What should I do now?
- Check your own vehicle by its VIN with NHTSA, which is the record to act on. Trail King calls this recall TK202301, which is the number on the owner letter and the dealer paperwork.
Answered from the register this site holds. NHTSA is the record to act on.
What the authority says can happen if this is not fixed: “Detached shims can fall into the roadway and become a road hazard, increasing the risk of a crash.”
affected
in the notice
caught
| Campaign | 23V578 |
|---|---|
| Filed by | Trail King Industries, Inc. |
| System at fault | Suspension:Multiple Axle |
| Reported to NHTSA | 14 August 2023 |
| Model years | 1992-2023 |
| Vehicles named | TRAIL KING AB, TRAIL KING AB EXT, TRAIL KING TKFA, TRAIL KING TKPA |
What the notice says today
The consequence
Detached shims can fall into the roadway and become a road hazard, increasing the risk of a crash.
The remedy
Dealers will install new shims, tether, and hardware to tether the shims to the pin-on axle or pivot extension, free of charge. Owner notification letters were mailed September 6, 2023. Owners may contact Trail King customer service at 1-800-843-3324. Trail King's number for this recall is TK202301.
What it said before
This campaign is in the register but not yet in the dated wording archive, so we cannot yet say whether its text has moved. It enters the archive on the next pass.
This is one of 732 notices in the record whose component field names suspension. Across that group the median wait before owners were written to was 33 days.
Last checked . No change has been recorded in the wording.
The same recall in other countries
This campaign carries a manufacturer code that also appears in another country’s register, which means the same defect was recalled there too.
- Canada: Transport Canada recall 2023544, recorded 6 October 2023 (53 days after the American filing)
Matched on TK202301, the manufacturer’s own number for this campaign, which is the only field the registers share. Exact match, nothing paired on brand and date. The two dates are adjacent instruments rather than the same one, so a difference of a day or two means nothing.
How often the two countries file on the same day · The European alerts
How to cite this record
Quoting the wording on this page means quoting a version, so the date belongs in the citation:
CarsMultiverse, recall 23V578, wording as read on 16 September 2026. https://carsmultiverse.com/recall/23v578/
The cross-border matches used on this site are deposited as a citable dataset: doi:10.5281/zenodo.22087136. The recall wording itself is published by the national authority named above and is theirs, not ours.
The recall record and its wording are published by the US National Highway Traffic Safety Administration and are US Government public domain. The dated archive, the comparison and any before-and-after above are CarsMultiverse. How fresh every engine behind this page is, is public on the status page. To check a specific vehicle, use NHTSA’s own VIN lookup.
Other Trail King notices we hold
- 24V866: 2020-2024 TKHT Hydraulic Tail trailers
- 24V670: 2019-2020 TKHDG Paver Special trailers
- 21V813: 2015-2020 TK70AACS, TK80AACS, TK85ACS, and AACS-38 trailers
- 21V713: 2019 TK80ACS and TK80AACS trailers
- 21V541: 2018-2020 TKOLB332NG-HH, TKOLB336NG, TKOLB336NG-HH, TKOLB434NG-HH, and TKOLB436NG-HH
- 21V092: 2021 TKSA trailers
- 21V066: 2019-2021 TKHDG, TKAMG, TKAHG, TKHG, TKMG, TKMB, and TKLPSD trailers equipped with disc brakes and a yoke-type suspension
- 19V361: 2016-2019 custom TKT50 trailers
All 16 Trail King campaigns we hold · Every manufacturer in the record
The fingerprint of this notice
We take a SHA-256 of each of the three blocks of text the authority publishes and keep the first eight characters. As we last read campaign 23V578 on 5 September 2026, they were:
- Defect summary
cd8b9466 - Consequence
db574a9d - Remedy
830caf5f
We first read this notice on 21 August 2026. It has not moved since. If it ever does, these characters will not match, and the change will be dated here.
The wording we hold for 23V578 · how the whole register is watched
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Owners of these cars
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