Rosa Rosa Trailers, model year 2011. Filed by Rosa Trailer Mfg and reported to NHTSA on 28 December 2011. 3 vehicles potentially affected.
What the notice says Rosa trailer mfg. (rosa trailer) is recalling certain model year 2011 trailers manufactured from october 10, 2010 through january 31, 2011, equipped with gunite automatic slack adjusters. due to an incomplete "knitting" of the iron at the time of casting, inadequate structural integrity of the slack adjuster housing …
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.
What owners ask about this recall
- Which vehicles does recall 11V601 cover?
- Rosa Rosa Trailers, model year 2011.
- What is wrong with them?
- ROSA TRAILER MFG. (ROSA TRAILER) IS RECALLING CERTAIN MODEL YEAR 2011 TRAILERS MANUFACTURED FROM OCTOBER 10, 2010 THROUGH JANUARY 31, 2011, EQUIPPED WITH GUNITE AUTOMATIC SLACK ADJUSTERS.
- What can happen if it is not put right?
- IF THE SLACK ADJUSTER HOUSING WERE TO BREAK, THE WHEEL BRAKE TO WHICH THE SLACK ADJUSTER IS ATTACHED WOULD NO LONGER FUNCTION, CAUSING THE VEHICLE TO HAVE REDUCED BRAKING CAPACITY AND, IF MOUNTED ON THE STEER AXLE, THE VEHICLE COULD PULL TO ONE SIDE, POSSIBLY RESULTING IN A CRASH.
- Is there a fix yet?
- Yes, and it is free. ROSA TRAILER WILL NOTIFY OWNERS, AND DEALERS WILL REPLACE THE SLACK ADJUSTERS FREE OF CHARGE. THE SAFETY RECALL BEGAN IN MID-FEBRUARY 2012. OWNERS MAY CONTACT ROSA TRAILERS AT 1-715-478-3435.
- What should I do now?
- Check your own vehicle by its VIN with NHTSA, which is the record to act on.
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: “IF THE SLACK ADJUSTER HOUSING WERE TO BREAK, THE WHEEL BRAKE TO WHICH THE SLACK ADJUSTER IS ATTACHED WOULD NO LONGER FUNCTION, CAUSING THE VEHICLE TO HAVE REDUCED BRAKING CAPACITY AND, IF MOUNTED ON THE STEER AXLE, THE VEHICLE COULD PULL TO…”
affected
in the notice
caught
| Campaign | 11V601 |
|---|---|
| Filed by | ROSA TRAILER MFG |
| System at fault | Service Brakes, Air:Slack Adjusters:Automatic |
| Reported to NHTSA | 28 December 2011 |
| Model years | 2011-2011 |
| Vehicles named | ROSA ROSA TRAILERS |
What the notice says today
The consequence
IF THE SLACK ADJUSTER HOUSING WERE TO BREAK, THE WHEEL BRAKE TO WHICH THE SLACK ADJUSTER IS ATTACHED WOULD NO LONGER FUNCTION, CAUSING THE VEHICLE TO HAVE REDUCED BRAKING CAPACITY AND, IF MOUNTED ON THE STEER AXLE, THE VEHICLE COULD PULL TO ONE SIDE, POSSIBLY RESULTING IN A CRASH.
The remedy
ROSA TRAILER WILL NOTIFY OWNERS, AND DEALERS WILL REPLACE THE SLACK ADJUSTERS FREE OF CHARGE. THE SAFETY RECALL BEGAN IN MID-FEBRUARY 2012. OWNERS MAY CONTACT ROSA TRAILERS AT 1-715-478-3435.
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 353 notices in the record whose component field names service brakes, air. Across that group the median wait before owners were written to was 43 days.
Last checked . No change has been recorded in the wording.
How to cite this record
Quoting the wording on this page means quoting a version, so the date belongs in the citation:
CarsMultiverse, recall 11V601, wording as read on 17 September 2026. https://carsmultiverse.com/recall/11v601/
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.
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 11V601 on 23 August 2026, they were:
- Defect summary
f2718d4f - Consequence
f1dfbdda - Remedy
c07369f6
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 11V601 · how the whole register is watched
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Owners of these cars
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