# Service bulletin No. 29\-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.

- Type: Service bulletin
- NHTSA id: 10198945
- Published by NHTSA: 2021\-07\-06
- Manufacturer's number: No. 29\-21
- Manufacturer's date: 2021\-06\-16
- NHTSA component: WHEELS

## NHTSA's summary

List of approved summer wheels and tires for the 918 Spyder.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10198945-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10198945-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Wheels

## Vehicles listed

- 2015 PORSCHE 918 SPYDER
- 2016 PORSCHE 918 SPYDER

## Other bulletins for the same vehicles and component

- [SPTL2609](/bulletins/11037868.md), 2026-10-02, Service bulletin: WHEELS; STEERING; SUSPENSION. Special Tools and Equipment Information for alignment machines \- Q3 2026 Software Spec Update Available
- [SPTL2608](/bulletins/11037083.md), 2026-09-04, Service bulletin: WHEELS; SUSPENSION; STEERING. Special Tools and Equipment Information for alignment machines \- Q2 2026 Software Spec Update Available
- [40/26 4407](/bulletins/11034784.md), 2026-07-07, Service bulletin: WHEELS. Wheel Bolt Replacement Requirement \- Change from Wheel Bolts with Aluminum Washers to Wheel Bolts with Steel Washers \(40/26\)
- [No. D774](/bulletins/11030878.md), 2026-04-07, Service bulletin: WHEELS. Parts information for Parts Withdrawal \- Pressure Sensor \(9A790605201\) The cars affected are ones that use the part number mentioned.
- [No. D771](/bulletins/11030850.md), 2026-04-06, Service bulletin: WHEELS. 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. GR6D9](/bulletins/11025063.md), 2025-11-05, Service bulletin: WHEELS. 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\-24](/bulletins/11015147.md), 2025-03-06, Service bulletin: WHEELS. Manufacturer's Certificate \- Approved: Wheels, Tires and Spacers \(54/24\)
- [D9](/bulletins/11015102.md), 2025-03-05, Service bulletin: WHEELS. Parts Information \- Thatcham Wheel Lock Information
- [No. 1406a.1](/bulletins/10207230.md), 2022-02-04, Service bulletin: EQUIPMENT; WHEELS. Special tools information for a group of new tools \- level 0. Support the 918 Spyder
- [122\-N8C4M\-12](/bulletins/10188278.md), 2021-03-06, Service bulletin: EQUIPMENT; WHEELS; LATCHES/LOCKS/LINKAGES. Resubmitting at request of Mr. Bernard Hardgrave. Advanced Technical information for center\-locking wheel nut tightening.

JSON: [/v1/bulletins/10198945](/v1/bulletins/10198945)

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