The Recall Desk
Our severity:SevereNHTSA·25V495000·Announced 2025-07-29

Mack Recalls 2026 Granite Trucks Due to Brake Drum Incompatibility

Mack Trucks is recalling 2026 Granite GR trucks because incompatible brake drums and steer axles may cause loss of brake function, increasing crash risk.

What this means for you

Our assessment, not the agency’s: severity 4/5 (Severe).

The hazard poses a serious risk of illness, injury, or structural failure. Stop using the product immediately and contact the manufacturer for a refund or repair.

Our severity reasoning: The recall involves a structural vehicle defect in the braking system that may cause a loss of brake function, which aligns with the rubric criteria for a Severe (4) rating.

Plain-English summary

Mack Trucks, Inc. is recalling certain 2026 Mack Granite GR trucks. The recall addresses an incompatibility between the brake drum and the steer axle combination. This defect may cause a loss of brake function, meaning the vehicles fail to comply with Federal Motor Vehicle Safety Standard (FMVSS) number 121, "Air Brake Systems."

Reduced brake function can extend the distance required to stop, which increases the risk of a crash. The source text does not report any specific injuries, fatalities, or property damage associated with this defect.

Dealers will replace the steer axle brake drums free of charge. Owner notification letters were mailed on August 27, 2025. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0482.

The recalled product

Product
MACK GRANITE GR (4)
Brand
MACK
Manufacturer
Mack Trucks, Inc.
Category
Vehicle — Truck
Hazard
Affected units
36

Is your product affected?

Check your packaging against the codes below. If any of them match, the product is part of this recall.

Model numbers (1)

  • GRANITE GR (4)

Distribution

Distributed nationwide across the United States.

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