Ford F-350 Super Duty premature corrosion failure of rear wheel arches due to manufacturing defect on Ford F-350 Super Duty

Submitted by Dsheridan · Jun 23, 2025
Published by RepairPal

Problem overview

Some Ford F-350 Super Duty owners report experiencing premature corrosion failure of rear wheel arches, which is a known issue linked to manufacturing defects in trucks equipped with aluminum alloy wheels. These owners have noted the appearance of non-perforating rust bubbles around the wheel arches, indicating the onset of corrosion. In more severe cases, major rust holes have developed in the rear wheel well arches, requiring complete replacement of the affected parts. Additionally, some owners have reported corrosion around the valve stems of aluminum wheels, raising safety concerns regarding their longevity. To combat this corrosion problem, some have taken measures such as welding patch panels, cleaning the affected areas, and applying rust inhibitors. It is crucial for owners to conduct thorough inspections and consider replacing affected components to maintain the vehicle's safety and structural integrity.

4 people reported this problem
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Ford F-350 Super Duty vehicles with this problem

Average mileage: 150,500 miles
(47,000 - 248,000)

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