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Illustration of a Gulfstream IV. Not a photo of N181US.
Illustration of the Gulfstream IV, not a photo of N181US. Common G-IV exterior reference. This does not establish an SP conversion, installed engine, avionics or cabin completion. Cabin illustrates one documented twelve-seat example, not the installed completion of this aircraft.

N181US Gulfstream IV (certified family)

Serial number 1181. Registered to 181US LLC, Boca Raton, FL, US.

Gulfstream IV (certified family): specs, US fleet and every tail number

INSIDE

The Gulfstream IV twelve-seat cabin.

Illustrations of a representative Gulfstream IV twelve-seat cabin, not N181US’s. Every aircraft’s completion differs. Common G-IV exterior reference. This does not establish an SP conversion, installed engine, avionics or cabin completion. Cabin illustrates one documented twelve-seat example, not the installed completion of this aircraft. Explore the Gulfstream IV (certified family) interior and layout. Gulfstream IV (certified family) interior: cabin size and seat map.

Gulfstream IV twelve-seat cabin illustration. Actual layout and equipment vary; not a photograph of this aircraft.
A representative Gulfstream IV twelve-seat cabin.
Top-down view of a Gulfstream IV twelve-seat cabin. Representative Gulfstream IV twelve-seat example: two four-chair clubs and an aft four-place conference group opposite a credenza, with aft galley and lavatory. Crew is outside the passenger count. Actual layout and equipment vary.
Representative Gulfstream IV twelve-seat example: two four-chair clubs and an aft four-place conference group opposite a credenza, with aft galley and lavatory. Crew is outside the passenger count. Actual layout and equipment vary.

SPECIFICATIONS

Gulfstream IV (certified family) specs

Published figures for the type, from public sources. A given aircraft varies with its completion, weight and mods.

Full Gulfstream IV (certified family) specs, range and cabin

Model
Gulfstream IV (certified family)
Serial number
1181
Engines
2 × Rolls-Royce Tay 611-8 (TAY 611SER)
Thrust
13,850 lbf each
ICAO type
GLF4

THE AIRCRAFT’S LIFE

N181US, from delivery to today.

Registration events from FAA records, compiled October 2026. Maintenance, damage and component history live in the logbooks, not the registry.

  1. Registry record

    Earlier use of the number: N181US was assigned to another aircraft, a British Aerospace BAE 146 SERIES 200A. That registration was cancelled on this date.

    FAA registry

  2. Registry record

    Airworthiness date on the current FAA record (experimental category).

    FAA registry

  3. 181US LLC

    Certificate of registration issued as N181US.

    FAA registry

FAA REGISTRATION

Registration details

Registration
N181US
Status
Current as of October 2026
Certificate issued
Mar 4, 2026
Airworthiness date
Apr 25, 2011
Last FAA action
Mar 4, 2026
Registration expires
Mar 31, 2033
Mode S code (hex)
A14636
Aircraft category
Large-cabin jet
Weight class
Over 20,000lbs

From FAA registry data as of October 2026. Check the FAA registry for the current record.

OWNERSHIP

Registered owner

181US LLC

LLC · Boca Raton, FL, US

ESTIMATED VALUE

What N181US might be worth

No type-level range

The build year is not established for this registration, so Radar cannot calculate an age-based value range or depreciation forecast. Total time, condition, equipment and the completeness of the logbooks set what one is worth.

Open the aircraft value tool

SOURCES

Where this page comes from

Built from FAA registry records, manufacturer specifications, and public flight-tracking and market data, compiled October 2026. Values come from Radar’s aircraft value model. Owners and operators can ask for a correction or removal.

BUYING, SELLING OR FINANCING

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