Vehicle recall 21V501000 · July 1, 2021

2017-2020 MAC Trailers Dump Trailer

The steering arm may detach from the steering knuckle during certain low-speed, high-side loading maneuvers.

Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.

Summary: Mac Trailer Mfg., Inc. (Mac Trailer) is recalling certain 2017-2020 Dump trailers equipped with Ingersoll Smart-Steer self steer axles. The steering arm may detach from the steering knuckle during certain low-speed, high-side loading maneuvers.
Consequence: A detached steering arm may cause a loss of steering control. In addition, attachment hardware may fall and become a road hazard. Both of these scenarios can increase the risk of a crash.
Remedy: Dealers will inspect the steering arm and apply welds, free of charge. Owner notifications were mailed on September 7, 2021. Owners may contact Mac Trailer customer service at 1-330-823-9900.
Notes: Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.

Recall details

NHTSA campaign: 21V501000
Reported to NHTSA: July 1, 2021
Filed by: Mac Trailer Mfg., Inc.
Owner notification: September 7, 2021
Vehicles potentially affected: 53
Initiated by: the manufacturer
Components: Steering; Steering › Linkages › Knuckle › Spindle › Arm

Recall 21V501000 on nhtsa.gov, with the manufacturer’s documents

Vehicles covered

As listed by NHTSA. A recall usually covers only some vehicles of each model and year, often a production date range.

MAC Trailers Dump Trailer (2017-2020): 2020, 2019, 2018, 2017

Has your MAC Trailers been repaired?

Recalls here come from NHTSA’s records for the model and year. Not every vehicle of a model is included in every recall, and this site can’t see whether a repair has been done. Only a VIN lookup can tell you that.

Check your VIN with NHTSA

NHTSA’s VIN search doesn’t show recalls that were already repaired, recalls more than 15 years old, or some small manufacturers’ recalls. A MAC Trailers dealer can also check your VIN. Recall repairs are free.