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June 30, 2026 Service bulletin

Wheel Bolt Replacement Requirement

Porsche technical service bulletin 40/26 4407 for 2003-2026 Porsche Cayenne, 2020-2026 Porsche Taycan and 2014-2026 Porsche Macan and others.

Bulletin number
40/26 4407
Component
Wheels
Summary
Wheel Bolt Replacement Requirement - Change from Wheel Bolts with Aluminum Washers to Wheel Bolts with Steel Washers (40/26)

Owners of these vehicles have filed 18 complaints in the wheels category.

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