# STC SA4-893

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Aurora Air, Inc, United States
- Description: Installation of wheel fenders on nose gear and main gear.
- Status date: February 9, 1971
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 3A12](https://openairdocs.org/tcds/3A12), [TCDS 3A13](https://openairdocs.org/tcds/3A13), [TCDS 3A17](https://openairdocs.org/tcds/3A17)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/7730D95FE17E3AAA85256CC2000C5FBE.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA4-893

## ADs that name it (0)

None.

## Approved models (3)

- The Cessna Aircraft Company 172 ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- The Cessna Aircraft Company 175 ([TCDS 3A17](https://openairdocs.org/tcds/3A17))
- The Cessna Aircraft Company 182 Series ([TCDS 3A13](https://openairdocs.org/tcds/3A13))

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