Skip to content
Avionics

STC SA04230CH

FAA DRS lists SA04230CH as Current · Amended, held by STC Group, LLC, for Textron Aviation 172, Textron Aviation 172A, and Textron Aviation 172B, and 15 more aircraft configurations. Recorded change: Installation and activation of a Trio Pro Pilot autopilot system. Snapshot dated June 30, 2026.

FAA-listed holder
STC Group, LLC
Aircraft configurations
18
FAA revision date
FAA status
Current · Amended

Recorded modification

What the FAA record covers

Installation and activation of a Trio Pro Pilot autopilot system.

SA04230CH identifies the approval, recorded holder, named aircraft, and modification scope. It does not confirm kit availability, serial-number effectivity, data rights, price, or installation authority.

Applicability

Aircraft named in FAA DRS

Named aircraft: Textron Aviation 172, Textron Aviation 172A, and Textron Aviation 172B, and 15 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Textron Aviation 1723A12Textron Aviation 172A3A12Textron Aviation 172B3A12Textron Aviation 172C3A12Textron Aviation 172D3A12Textron Aviation 172E3A12Textron Aviation 172F (USAF T-41A)3A12Textron Aviation 172G3A12Textron Aviation 172H (USAF T-41A)3A12Textron Aviation 172I3A12Textron Aviation 172K3A12Textron Aviation 172L3A12Textron Aviation 172M3A12Textron Aviation 172N3A12Textron Aviation 172P3A12Textron Aviation 172Q3A12Textron Aviation 172R3A12Textron Aviation 172S3A12

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Textron Aviation 172 and Textron Aviation 172A, and 16 more aircraft configurations model, serial range, and configuration?
  2. 02Which part numbers, software versions, interfaces, and manual changes apply?
  3. 03Who can legally supply the design data, kit, instructions, and ICAs?
  4. 04What parts, labor, conformity, and return-to-service work are excluded?

Related avionics STCs