N121SY - 2014 Embraer S A Erj 170-200 LR Aircraft Registration

E75L

2014 EMBRAER S A ERJ 170-200 LR

Aircraft Description

N121SY is a 2014 Embraer S A ERJ 170-200 LR, a twin-engine turbo-fan aircraft registered to Skywest Airlines INC in St George, UT. This aircraft holds a standard airworthiness certificate issued by the Federal Aviation Administration on October 10, 2014. The registration certificate was issued on October 9, 2014. The registration is set to expire on October 31, 2027. Powered by a Ge CF34-8E5 engine producing 14510 pounds of thrust, N121SY is. The aircraft's Mode S transponder code is A05910 (hex), used for ADS-B identification and flight tracking. N121SY was last tracked by AviatorDB near San Antonio International Airport (KSAT) on June 26, 2026. The FAA registry record for N121SY was last updated on March 24, 2023. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

The Embraer ERJ-170-200, designated E75L, is a stretched variant of the E-Jet family that revolutionized regional aviation by offering mainline comfort in a 70-seat aircraft. First flown in 2002 as part of the E-Jet development program, this twin-engine regional jet features a low-wing configuration with two General Electric CF34-8E turbofans and accommodates 66-78 passengers. Measuring 31.68 meters in length with a distinctive 28.65-meter wingspan featuring extended wingtips, the aircraft was manufactured by Embraer S.A. of Brazil. AviatorDB tracks 787 Embraer S A aircraft currently registered in the FAA database. The ICAO type designator for this aircraft model is E75L.

AviatorDB has found no NTSB accident or incident reports involving N121SY. AviatorDB cross-references all FAA registration data with NTSB accident and incident reports, providing a comprehensive safety overview for every registered aircraft in the United States.

Model Year
2014
Manufacturer
EMBRAER S A
Model
ERJ 170-200 LR
Type Aircraft
Fixed Wing Multi Engine
ICAO Type Code
E75LERJ-170-200 (long wing)
Weight Class
20,000+ lbs
Airworthiness Date
October 10, 2014
Classification
Standard Transport Category
Type Registration
Corporation
Status
Valid Registration
Cert Issue Date
October 9, 2014

Registered Owner

Name
SKYWEST AIRLINES INC
Address
444 S RIVER RD
City
ST GEORGE
State / Zip Code
Utah84790-2085
Country
United States

Operator / Airline

Operator
Skywest Airlines Inc
ICAO Code
SKW

Powerplant & Avionics

Engine Type
Turbo-fan
Number of Engines
2
Engine Manufacturer
GE
Engine Model
CF34-8E5
Thrust
14510 lbs
Mode S Code (Oct)
50054420
Mode S Code (Hex)
A05910

Additional Details

Registration
N121SY
Serial Number
17000430
Number of Engines
2
Number of Seats
88
Expiration Date
October 31, 2027
Last Action Date
March 24, 2023
Last Update Date
January 19, 2026
Unique ID
01160520

Last Known Position

Date
June 27, 2026 (UTC 23:59:49)
Airport
Latitude
18.458084
Longitude
-96.361722

Data Source

Data provided by the US Federal Aviation Administration. View on FAA.gov

Last updated: 2026-06-15 01:32:20 UTC