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Illustration of a Gulfstream III. Not a photo of N30LX.
Illustration of the Gulfstream III, not a photo of N30LX.

N30LX 1984 Gulfstream III

Serial number 438. Registered to N492A LLC, Goodyear, AZ, US.

  • 1984Built
  • 45,000 ftCeiling
Gulfstream III: specs, US fleet and every tail number

INSIDE

The Gulfstream III thirteen-seat main-cabin example cabin.

Illustrations of a representative Gulfstream III thirteen-seat main-cabin example cabin, not N30LX’s. Every aircraft’s completion differs. Explore the Gulfstream III interior and layout. Gulfstream III interior: cabin size and seat map.

Gulfstream III thirteen-seat main-cabin example illustration. Actual layout and equipment vary; not a photograph of this aircraft.
A representative Gulfstream III thirteen-seat main-cabin example cabin.
Top-down view of a Gulfstream III thirteen-seat main-cabin example cabin. Illustrated Gulfstream III 13-place main cabin: three-place divan and two-chair forward lounge, four-place middle club and four-place aft dining group. Crew, aft galley and lavatory are outside this schematic. Actual layout and equipment vary.
Illustrated Gulfstream III 13-place main cabin: three-place divan and two-chair forward lounge, four-place middle club and four-place aft dining group. Crew, aft galley and lavatory are outside this schematic. Actual layout and equipment vary.

SPECIFICATIONS

Gulfstream III specs

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

Full Gulfstream III specs, range and cabin

Model
Gulfstream III
Year
1984
Serial number
438
Engines
2 × Rolls-Royce Spey RB(163-25)511-8 (SPEY MK 511SR)
Thrust
11,400 lbf each
Published Mach
0.85
Ceiling
45,000 ft

THE AIRCRAFT’S LIFE

N30LX on the registry.

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

  1. N492A LLC

    Certificate of registration issued as N30LX.

    FAA registry
  2. Registry record

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

    FAA registry

FAA REGISTRATION

Registration details

Registration
N30LX
Status
Current as of October 2026
Certificate issued
Feb 26, 2020
Airworthiness date
Dec 3, 2025
Last FAA action
Oct 7, 2023
Registration expires
Feb 28, 2030
Mode S code (hex)
A31E09
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

N492A LLC

LLC · Goodyear, AZ, US

ESTIMATED VALUE

What N30LX might be worth

No type-level range

Exhibition, racing, research and limited-category aircraft (warbirds, replicas and former military types among them) are valued one by one, on their history and condition. Radar does not put a type-level range on them. Total time, condition, equipment and the completeness of the logbooks set what one is worth.

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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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