2026 Mack Granite GR (4) Recall: Brake drum and steer axle combination are incompatible, which may cause a…
NHTSA campaign 25V495000 · Service Brakes, Air · filed Jul 29, 2025 · verified Jul 30, 2026
The defect
Mack Trucks, Inc. (Mack) is recalling certain 2026 Mack GR trucks. The brake drum and steer axle combination are incompatible, which may cause a loss of brake function. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 121, "Air Brake Systems."
The risk
Reduced brake function can extend the distance required to stop, increasing the risk of a crash.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
Dealers will replace the steer axle brake drums, free of charge. Owner notification letters were mailed August 27, 2025. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0482.
Affected vehicles
| Make | Model | Model years |
|---|---|---|
| Mack | Granite GR (4) | 2026 |
Related recalls
More Mack Granite GR (4) recalls
Other campaigns involving Mack vehicles
Source: NHTSA recall database, campaign 25V495000 (manufacturer number SC0482). Data last verified Jul 30, 2026.