Recall 26V417 covers 42,784 2021-2023 Ford Mustang Mach E vehicles for rear differential pinion shaft fracture. Ford dealer repair will be free once available.
Ford is recalling 42,784 2021-2023 Mustang Mach E vehicles under recall 26V417 because the rear differential pinion shaft can fracture. A fracture can cause loss of drive power or unintended movement while parked without the parking brake applied; the Ford dealer repair will be free once available.
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What's wrong?
The rear differential pinion shaft in the 2021-2023 Ford Mustang Mach E is part of the rear drive unit on rear-wheel-drive vehicles. It helps transfer motor power through the rear differential, the gear set that splits torque between the rear wheels while letting them turn at different speeds in a corner. That shaft has to stay straight and strong while it carries repeated load.
On affected vehicles, the pinion shaft can fracture after bending fatigue. Bending fatigue means the metal has been stressed back and forth until a crack starts and grows. Ford's metallurgical analysis found that pattern on returned shafts, and the exact cause of the fatigue remains under investigation. If the shaft breaks, the rear differential no longer handles power the way it was designed.
Before failure, an owner can see a Malfunction Indicator Light on the instrument panel. The vehicle can also store diagnostic trouble codes P174E, P0A2F, P019C, or P27B2, which a Ford dealer can read during diagnosis.
Who's affected?
VINs become searchable on December 28, 2026; until then, the VIN-by-VIN list is not public.
| 2021 Ford Mustang Mach E | driveline |
|---|---|
| 2022 Ford Mustang Mach E | driveline |
| 2023 Ford Mustang Mach E | driveline |
| Units affected | 42,784 |
| Field incidents | NHTSA has logged no field incidents to date. |
The year and model narrow the scope, but the VIN decides. Check your VIN to confirm whether your specific crossover is included.
What's the safety risk?
A fractured differential pinion shaft can cut drive power, or let the vehicle move while parked when the parking brake is not set. That raises crash risk. If the malfunction indicator light comes on, use the parking brake every time and schedule service soon. Repair will be free at any franchised Ford dealer once available.
What should I do?
- Check your VIN to confirm your 2021-2023 Ford Mustang Mach E is included in this recall.
- Watch for Ford's interim safety letter, then the follow-up remedy letter when the repair opens.
- Contact a franchised Ford dealer once the remedy is available to schedule the free rear-differential repair or replacement that addresses the fracture-prone pinion shaft.
- Bring the recall notice if Ford has mailed one. If not, reference recall number 26V417 when you call.
- Set the parking brake every time you park until the repair is complete, since the vehicle can move if the pinion shaft fractures while parked.
What happens at the repair
Once Ford opens the remedy, a Ford technician will repair or replace the rear differential assembly if inspection shows it needs work. Parts and labor will be free under the recall. Ford expected interim risk notices on July 13, 2026, with final remedy letters anticipated in late December 2026. If you already paid for a related rear differential repair before the recall notice, Ford's general reimbursement plan on file applies. Keep repair invoices and payment records, then ask Ford customer service or the dealer service desk how to submit documentation.
| Reimbursement | Reimbursement available |
|---|
Timeline
| June 30, 2026 | NHTSA published the recall |
|---|---|
| July 13, 2026 | Interim owner notification (was planned for this date) |
| December 28, 2026 | Dealer notification began |
| December 28, 2026 | VIN-searchable in NHTSA's database — Check your VIN to see whether this recall applies to your specific vehicle. |
| December 31, 2026 | Dealer notification ended |
Frequently asked questions
What is recall 26V417?
Recall 26V417 covers 42,784 2021-2023 Ford Mustang Mach E vehicles with a rear differential pinion shaft that can fracture. The defect can cause loss of drive power or unintended movement in park without the parking brake applied, increasing crash risk.
What should I do if my 2021-2023 Ford Mustang Mach E is on this recall?
Check your VIN to confirm your specific Mustang Mach E is included in recall 26V417. If it is, contact a franchised Ford dealer and ask about the rear differential repair. Ford expects the final remedy to open in late December 2026.
Is the recall repair free?
Yes. Federal recall law requires the repair at no cost, and Ford says dealers will repair or replace the rear differential assembly free of charge once the remedy is available. Reference recall 26V417 or Ford recall number 26S50 when you call.
Is it safe to drive my Ford Mustang Mach E before the repair?
Use extra care until the dealer completes the repair. The pinion shaft fracture can cause loss of drive power, or unintended movement if the vehicle is in park without the parking brake applied. Set the parking brake every time you park.
When will Ford notify owners about recall 26V417?
Ford expects to mail interim safety letters on July 13, 2026. Those letters notify owners of the risk before the final repair opens. Ford says additional letters will be sent once the remedy is available, anticipated in late December 2026.
More information
| NHTSA campaign page | nhtsa.gov/vehicle-recalls/26V417000 |
|---|---|
| Ford customer service | 1-866-436-7332 |
| NHTSA recall # | 26V417 |
| NHTSA recall # (full) | 26V417000 |
Source documents
This article is generated from NHTSA's primary recall filings and reviewed against the source on July 13, 2026. RecallNotify does not paraphrase NHTSA's consequence language; that text is reproduced as written above. Editorial standards →