Campaign 26V-417

Rear differential pinion shaft may fracture

Defect summary

Ford Motor Company (Ford) is recalling certain 2021-2023 Mustang Mach E vehicles. The rear differential pinion shaft may fracture.

Consequence

Differential pinion shaft fracture may result in a loss of drive power, or unintended vehicle movement if the vehicle is in park without the parking brake applied, increasing the risk of a crash.

Remedy

Dealers will repair or replace the rear differential assembly as necessary, free of charge. Interim letters, notifying owners of the safety risk, were mailed July 13, 2026. Additional letters will be sent once the remedy is available, anticipated in late December 2026. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 26S50.

Source: NHTSA ODI recalls file, campaign 26V417000. Text as published by NHTSA.

Vehicles covered

One product line is covered

Owner complaints filed with NHTSA about powertrain on these vehicles: 102, of which 4 involved a crash, fire, injury or death. Complaints are not verified by NHTSA.

Vehicles covered by campaign 26V-417
Make	Model	Model years	Complaints on this component
Ford	Mustang Mach E	2021 to 2023	102

Source: NHTSA ODI recalls and complaints files. Equipment, tire and child-seat campaigns list products, not vehicles.

Investigation

No NHTSA investigation is linked to this recall

Most recalls are started by the manufacturer. This one lists "Manufacturer" as its origin.

Before the recall

4 service bulletins on this component came first

Distinct manufacturer communications on the same component group, make, model and model year in the 24 months before the report date.

Source: NHTSA manufacturer communications file.

Service bulletins

26V-576 Sep 9, 2026
Incorrect rear axle tail bearings may have been installed, which can result in rear wheel lock-up or driveshaft separation
26V-402 Jun 24, 2026
Transmission park pawl may engage while the vehicle is in motion, resulting in park system damage
26V-376 Jun 9, 2026
Clutch may fracture, resulting in damage to the transmission assembly and possibly a transmission fluid leak
26V-375 Jun 9, 2026
Quickly moving the shift lever from Park to Drive may cause a loss of gear indication on the instrument cluster display and a momentary selection…
26V-371 Jun 9, 2026
Unintentional powertrain control module (PCM) reset may occur while the vehicle is in motion and result in park system damage
26V-301 May 12, 2026
Integrated park module may fail to lock into the park position when the driver shifts into park