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Service campaign No. 121-24

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService campaign
NHTSA id11008678
Published by NHTSA2024-10-07
Manufacturer's numberNo. 121-24
Manufacturer's date2024-09-30
Campaign id or software versionWRL6
NHTSA componentSUSPENSION

NHTSA's summary

Technical information for checking tires on front axle and replacing them if necessary

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Suspension

Vehicles listed
PORSCHE 718 BOXSTER2023, 2024
PORSCHE 718 BOXSTER GTS2023, 2024 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE 718 BOXSTER S2023, 2024 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE 718 CAYMAN2023, 2024
PORSCHE 718 CAYMAN GT42023 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE 718 CAYMAN GTS2023, 2024 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE 718 CAYMAN S2023 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE redundant CAYMAN GT42023

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
SPTL26092026-10-02. Service bulletin. Special Tools and Equipment Information for alignment machines - Q3 2026 Software Spec Update Available
SPTL26082026-09-04. Service bulletin. Special Tools and Equipment Information for alignment machines - Q2 2026 Software Spec Update Available
No. D7812026-05-07. Service bulletin. Parts information for parts withdrawal involving (992513031K) Shock absorber (spring cyl.). The vehicles affected are ones that use the part number mentioned.
No. D7572026-03-02. Service bulletin. Parts information for parts withdrawal involving the retaining spring. The vehicles affected are cars that use part number 95C615269E
No. D705.12025-01-07. Service bulletin. Parts information for parts withdrawal for information on the cardan shaft and shock absorber. The vehicles affected are cars that use part numbers 958521101, 958521101A, 9J1413031G
No. D7052025-01-07. Service bulletin. Parts information for parts withdrawal for information on the cardan shaft and shock absorber. The vehicles affected are cars that use part numbers 958521101, 958521101A, 9J1413031G
No. D6862024-07-03. Service bulletin. Parts information for parts withdrawal involving the air spring