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Service bulletin 122-M9J6U-04

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 bulletin
NHTSA id10173092
Published by NHTSA2020-04-02
Manufacturer's number122-M9J6U-04
Manufacturer's date2020-03-17
NHTSA componentSUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY:U-BOLT, LEAF SPRING TO AXLE; SUSPENSION:FRONT:SPRINGS:LEAF SPRING ASSEMBLY:U-BOLT, LEAF SPRING TO AXLE

NHTSA's summary

Porsche intranet posting for Workshop Campaign WKF9.

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 911 GT22019 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE 911 GT2 RS2019 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE 911 GT32019 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE 911 GT3 RS2019 (the catalog's model; the bulletin names a series or trim of it)

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

Recalls for the same vehicles and component
21V2010002021-03-24. SUSPENSION:REAR

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

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
D7072025-03-05. Service bulletin. Parts Information - Parts Withdrawal - Shock Absorbers (99133305324)
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. D7002024-11-06. Service bulletin. Parts information for parts withdrawal involving the drive shaft - 99133202490
No. D6862024-07-03. Service bulletin. Parts information for parts withdrawal involving the air spring
No. 89-112022-04-05. Service bulletin. Technical information - adjust values for suspension alignment: using current values and observing specifcations.