TSB 9100841 — Ram Service bulletin
9100841 is a service bulletin on file with NHTSA for 2 Ram models, 2021–2024 model years, filed and re-filed as 2 documents. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. HD Front and Rear Prop Shafts Increase U-Joint Usage If customer concern diagnosis leads to suspect u-joint issue or failure with the prop shaft, u-joint service kit should be utilized to fix concern. Prop shaft replacement would not be required.
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years 9100841 names
Every document filed under 9100841
Manufacturers re-issue a bulletin as the repair changes, and file separate copies for technicians and for owners. All of them carry the same number.
| Document ID | Filed | Type |
|---|---|---|
| 9100841 Rev 1 | June 25, 2026 | Service bulletin |
| 9100841 | June 17, 2026 | Service bulletin |
What 9100841 covers
Transmission & drivetrain — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB 9100841?
9100841 is a service bulletin filed with NHTSA by Ram, covering 2 Ram models across the 2021–2024 model years. NHTSA's summary reads: HD Front and Rear Prop Shafts Increase U-Joint Usage If customer concern diagnosis leads to suspect u-joint issue or failure with the prop shaft, u-joint service kit should be utilized to fix concern. Prop shaft replacement would not be required.
Which vehicles does 9100841 cover?
NHTSA's file names Ram 2500 (2021–2024); Ram 3500 (2021–2024). A bulletin number can be re-issued against more vehicles later, so check the model-year list on this page against your own.
Is TSB 9100841 a recall, and is the repair free?
No. 9100841 is repair guidance the manufacturer sent its dealers, not a safety defect finding. You pay for the work unless the vehicle is still under warranty. Recall repairs, by contrast, are always free.
How do I get the full text of 9100841?
Take the document ID to a dealer's service desk, or search NHTSA's manufacturer-communications records. This page carries every document ID filed under 9100841, its date, and NHTSA's own summary from the public file.
Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. This page lists only what NHTSA's manufacturer-communications file records under 9100841. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.