N81GK - 2011 Gulfstream Aerospace Giv-x (G450) Aircraft Registration

GLF4

2011 GULFSTREAM AEROSPACE GIV-X (G450)

Aircraft Description

N81GK is a 2011 Gulfstream Aerospace GIV-X (G450), a twin-engine turbo-fan aircraft registered in the United States. This aircraft holds a standard airworthiness certificate issued by the Federal Aviation Administration on January 22, 2012. The registration certificate was issued on December 19, 2013. The registration is set to expire on December 31, 2029. Powered by a Rolls-royc TAY 611-8C engine producing 13850 pounds of thrust, N81GK is. The aircraft's Mode S transponder code is AB07A3 (hex), used for ADS-B identification and flight tracking. N81GK was last tracked by AviatorDB near Dane County Regional Truax Field (KMSN) on March 22, 2026. The FAA registry record for N81GK was last updated on September 22, 2023. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

The Gulfstream GIV SP, a special performance variant that established the ultra-long-range business jet segment, first flew in 1985 as part of Gulfstream's revolutionary GIV program. This low-wing twin-engine business jet could accommodate 12-19 passengers in executive configurations with its spacious 85-foot-long fuselage and 77-foot-10-inch wingspan. Powered by two Rolls-Royce Tay Mk 611-8 turbofan engines producing 12,420 pounds of thrust each, the GIV SP achieved a maximum range of 6,800 nautical miles at Mach 0.85. Manufactured by Gulfstream Aerospace Corporation in Savannah, Georgia. AviatorDB tracks 1,226 Gulfstream Aerospace aircraft currently registered in the FAA database. The ICAO type designator for this aircraft model is GLF4.

AviatorDB has found no NTSB accident or incident reports involving N81GK. 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
2011
Manufacturer
GULFSTREAM AEROSPACE
Model
GIV-X (G450)
Type Aircraft
Fixed Wing Multi Engine
ICAO Type Code
GLF4GIV SP
Weight Class
20,000+ lbs
Airworthiness Date
February 25, 2026
Classification
Experimental 1 Category
Type Registration
Corporation
Status
Valid Registration
Cert Issue Date
December 19, 2013

Registered Owner

The registered owner has requested to keep this data private under Title 49 of the United States Code, Section 44114.

Powerplant & Avionics

Engine Type
Turbo-fan
Number of Engines
2
Engine Manufacturer
ROLLS-ROYC
Engine Model
TAY 611-8C
Thrust
13850 lbs
Mode S Code (Oct)
52603643
Mode S Code (Hex)
AB07A3

Additional Details

Registration
N81GK
Serial Number
4225
Number of Engines
2
Number of Seats
22
Expiration Date
December 31, 2029
Last Action Date
September 22, 2023
Last Update Date
September 22, 2023
Unique ID
01054381

Last Known Position

Date
March 22, 2026 (UTC 09:50:57)
Airport
Latitude
41.311913
Longitude
2.102859

Data Source

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

Last updated: 2026-04-01 01:32:20 UTC