The defect
ARBOC Specialty Vehicles, LLC (ARBOC) is recalling certain 2018-2026 Spirit of Freedom and Spirit of Mobility transit buses. The rear brake lines may have been installed incorrectly causing the anti-lock brake system (ABS) modulator valve to malfunction. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 105, "Hydraulic and Electric Brake Systems."
The risk
Loss of the rear ABS system can increase the risk of a crash.
The remedy
ARBOC will provide instructions to reroute and re-connect the rear brake lines, free of charge. Owner notification letters were mailed April 17, 2026. Owners may contact ARBOC customer service at 1-866-953-5555.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Arboc Specialty Vehicles Spirit OF Freedom | 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026 |
| Arboc Specialty Vehicles Spirit OF Mobility | 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026 |
Components: SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Arboc Specialty Vehicles Spirit OF Freedom | 2018 | 0 | 3 |
| Arboc Specialty Vehicles Spirit OF Freedom | 2019 | 0 | 2 |
| Arboc Specialty Vehicles Spirit OF Freedom | 2020 | 0 | 1 |
| Arboc Specialty Vehicles Spirit OF Freedom | 2021 | 0 | 2 |
| Arboc Specialty Vehicles Spirit OF Freedom | 2022 | 0 | 1 |
| Arboc Specialty Vehicles Spirit OF Freedom | 2023 | 0 | 1 |
| Arboc Specialty Vehicles Spirit OF Freedom | 2024 | 0 | 1 |
| Arboc Specialty Vehicles Spirit OF Freedom | 2025 | 0 | 3 |
| Arboc Specialty Vehicles Spirit OF Freedom | 2026 | 0 | 2 |
| Arboc Specialty Vehicles Spirit OF Mobility | 2018 | 0 | 3 |
| Arboc Specialty Vehicles Spirit OF Mobility | 2019 | 0 | 2 |
| Arboc Specialty Vehicles Spirit OF Mobility | 2020 | 0 | 1 |
| Arboc Specialty Vehicles Spirit OF Mobility | 2021 | 0 | 1 |
| Arboc Specialty Vehicles Spirit OF Mobility | 2022 | 0 | 1 |
| Arboc Specialty Vehicles Spirit OF Mobility | 2023 | 0 | 1 |
| Arboc Specialty Vehicles Spirit OF Mobility | 2024 | 0 | 1 |
| Arboc Specialty Vehicles Spirit OF Mobility | 2025 | 0 | 2 |
| Arboc Specialty Vehicles Spirit OF Mobility | 2026 | 0 | 2 |
Other service brakes, hydraulic recalls in 2026
17 of the 666 recall campaigns reported to NHTSA in 2026 concerned the service brakes, hydraulic; ARBOC Specialty Vehicles, LLC filed 17 campaigns in all.
| 26V638000 2 Oct 2026 | Mercedes-Benz USA, LLC |
| 26V466000 20 Jul 2026 | Blue Bird Body Company |
| 26V467000 20 Jul 2026 | Blue Bird Body Company |
| 26V443000 8 Jul 2026 | KTM North America, Inc. |
| 26V414000 30 Jun 2026 | Chrysler (FCA US, LLC) |
| 26V359000 3 Jun 2026 | Aston Martin The Americas |
| 26V293000 8 May 2026 | Taizhou Qianxin Vehicle Co. Ltd |
| 26V240000 15 Apr 2026 | Volkswagen Group of America, Inc. |
NHTSA recalls (public domain) · all recalls of 2026