STC ST04450CH

Part 25 of the Federal Aviation Regulations. See Page 3 of 3 for complete certification basis.

Installation of the Automatic Dependent Surveillance-Broadcast (ADS-B) Out, Global Positioning Systems (GPS)/Space-Based Augmentation System (SBAS) and ADS-B In Flight Information Services-Broadcast (FIS-B) for FAA NextGen Compliance in accordance with Master Data List 757-MDL-00001, Revision C, dated February 3, 2020, or later FAA approved revision.

1. The installer must determine whether this design change is compatible with previously approved modifications.

2. FAA Approved Airplane Flight Manual Supplement 757-AFMS-00001, Revision IR, approved February 20, 2020, or later FAA approved revision is required to be onboard the modified aircraft.

3. FAA Accepted Instructions for Continued Ai rworthiness, 757-ICA-00001, revision A , dated January 29, 2020, or later FAA accepted revision is required for this modification.

4. If the holder agrees to permit another person to use this certificate to alter a product, the holder must give the other pe rson written evidence of that permission.

GoAeroMx LLC 3815 North Mulford Rd.

Rockford, IL 61114 A2NM Make : Boeing Model : 757-200 Series; 757-200PF Series; 757-200CB Series;

Date of application : April 19, 2019

Date of issuance : February 20, 2020 Date reissued :

(Signature) Steven L. Lardinois Manager, Systems Section Chicago ACO Branch

(Title)

FAA FORM 8110-2-1(10-69) PAGE 3 of 3 PAGES

Number ST04450CH

Date of issuance : February 20, 2020

Certification Basis:

The certification basis for the changed Boeing 757-200 Series; 757-200PF Series; 757-200CB Series as described in this certificate is as follows:

a. The type certification basis for the Boeing 757-200 Series; 757-200PF Series; 757-200CB Series is shown on TC DS A2NM for parts not changed or not affected by this change.

b. The certification basis for the parts changed or affected by this change since the reference date of application, April 19, 2019, is as follows:

Regulations at the latest amendment 25-0 through 25-123

869(a)(1) [25-123]; 869(a)(3) [25-123]; 981(a)(3) [25-125]; 1301(a) [25-123]; 1301(b) [25-123]; 1309(a) [25-123]; 1309(b) [25-123]; 1309(c) [25-123]; 1309(d) [25-123]; 1309(e) [25-123]; 1309(f) [25-123]; 1322(a) [25-131]; 1322(e)(1) [25-131];

1353(a) [25-123]; 1353(c) [25-123]; 1381(a) [25-72]; 1381(b) [25-72]; 1431(a) [25-113]; 1431(b) [25-113]; 1431(c) [25-113];

1529 [25-54]; 1585(a)(1) [25-105]; 1585(a)(2) [25-105]; 1585(a)(3) [25-105]; 1713(a) [25-123]; 1713(c) [25-123]

Regulations at the latest amendment 26-0 through 26-1

26.11(c); 26.47(b)(c) This modification does not affect or create fatigue critical structure.

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