Midsize jet

N4500X

2020 Gulfstream G600

Registered No accidents on file
Built
2020
Serial
73036
Class
Midsize jet
Engines
2 × Pratt & Whitney Canada PW815GA
Status
Current as of October 2026
Registered owner
Grey Six LLC (LLC)
Based
Opa Locka, FL
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2020 Gulfstream G600
Representative photo of a Gulfstream G600. Not a photo of N4500X.
Registration record

N4500X on the FAA register

Type
2020 Gulfstream G600 (FAA: Gulfstream GVII-G600)
Serial
73036
Engines
2 × Pratt & Whitney Canada PW815GA
Registered owner
Grey Six LLC
Opa Locka, FL
Certificate issued
2021-01-13
Airworthiness date
2020-06-23
Registration expires
2028-01-31
Airworthiness class
Standard · transport
Mode S (hex)
A5748A
Mode S (octal)
51272212
Seats (type)
9
Weight class
20,000 lb and over
Range (type)
6,600 nm
Cruise (type)
435 kt
Status
Current as of October 2026
Registry history

Timeline

  • 2028-01-31
    Registration expires (renewal due).
  • 2021-01-13
    Certificate of registration issued as N4500X to the current registrant.
  • 2020-06-23
    Airworthiness date on the current FAA record (standard category (transport)).
  • 1993-06-16
    N4500X previously assigned to a Cessna 177 (s/n 17700590); cancelled.
Overview

About N4500X

N4500X is a 2020 Gulfstream G600 (FAA model GVII-G600), serial number 73036. The FAA register lists Grey Six LLC as the registrant in Opa Locka, Florida. The current certificate of registration was issued on January 13, 2021 and expires on January 31, 2028.

The FAA aircraft reference file describes the type as a midsize jet, two Pratt & Whitney Canada PW815GA engines and 9 seats. Published figures for the type give a cruise speed of about 435 knots and a range of about 6,600 nm; actual performance depends on configuration, load and conditions. Its airworthiness certificate is standard category (transport), dated June 23, 2020.

No NTSB accident or incident reports and no FAA preliminary notices are on file for this airframe as N4500X. 1 earlier record involves a different aircraft that carried the same N-number.

Cruise
435 kt
Range
6,600 nm
Fuel burn
475 gph

Published figures for the Gulfstream G600 type. They describe the model, not this airframe's equipment or condition. Gulfstream G600 specs, prices and for-sale inventory →

Safety record

Accident & incident history

1977-06-11 Accident · Mt Joy,Pa, 38 Damage: None NTSB · 3 2148
Reported aircraft: Cessna 177 — a different aircraft that carried the N4500X registration before this airframe.
Probable cause: .PAX PUT HAND INTO PROP.

Sources: NTSB aviation accident database and CAROL case system, FAA preliminary accident & incident notices. Search accident records

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Same state

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Browse: Gulfstream aircraft for sale· Gulfstream G600 overview· Aircraft registered in Florida· Registry by state· FAA registry stats

Data: FAA Aircraft Registry (October 2026), including deregistered aircraft; NTSB and FAA accident data; fyiAero listing history. Individual owners' names are shown to signed-in users and street addresses are never shown. Type figures are published specifications, not this aircraft's.