WenmarOpen by Wenmar Pro

Service bulletin No. 66-21

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 id10202061
Published by NHTSA2021-10-06
Manufacturer's numberNo. 66-21
Manufacturer's date2021-09-15
NHTSA componentTIRES; EQUIPMENT; WHEELS

NHTSA's summary

List of approved wheel, tires, and snow chains for the 987 Cayman.

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

Equipment and accessories, Tires, Wheels

Vehicles listed
PORSCHE 718 CAYMAN2016
PORSCHE 987 CAYMAN2009
PORSCHE CAYMAN2009, 2010, 2011, 2012, 2013, 2014, 2015
PORSCHE CAYMAN2020
PORSCHE CAYMAN R2012 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE CAYMAN S2012 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE redundant CAYMAN2021

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

Recalls for the same vehicles and component
19V8750002019-12-11. CHILD SEAT; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

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
40/26 44072026-07-07. Service bulletin. Wheel Bolt Replacement Requirement - Change from Wheel Bolts with Aluminum Washers to Wheel Bolts with Steel Washers (40/26)
No. D7742026-04-07. Service bulletin. Parts information for Parts Withdrawal - Pressure Sensor (9A790605201) The cars affected are ones that use the part number mentioned.
No. D7712026-04-06. Service bulletin. Parts information for Parts Withdrawal - Hub Cap. Part numbers involved are 9Y0601149F, 9Y0601149G, 9Y0601149H, 9Y0601149J, 9Y0601149L, and 9Y0601149M. The vehicles affected are ones that use the part numbers mentioned.
No. GR6D92025-11-05. Service bulletin. Parts information for the thatcham wheel lock information. Since model year 2015, nearly all new vehicles (SUV's may have Thatcham or previous style wheel lock) come equipped with Thatcham-style wheel locks from the factory. Each vehicle equipped with Thatcham-style wheel locks uses a unique key. The vehicles affected are cars that use this wheel lock
No. 54-242025-03-06. Service bulletin. Manufacturer's Certificate - Approved: Wheels, Tires and Spacers (54/24)
D92025-03-05. Service bulletin. Parts Information - Thatcham Wheel Lock Information
No. 24042024-04-03. Service bulletin. Special tools and equipment information for the Boxster, Cayman, 911, and Panamera
PIWIS2302s2023-12-08. Service bulletin. Information for PIWIS tester update 42.300.050 & .052