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N18S2015 GULFSTREAM AEROSPACE GV-SP (G550)

N18S is a 2015 Gulfstream Aerospace GV-SP (G550), serial 5531, registered to 5531 LLC, an llc in Seattle, WA, US. The FAA issued the current certificate on 5 Apr 2021, and its status is Valid registration, expiring 30 Apr 2028. The record shows no registry changes, no NTSB case on this mark and no service difficulty reports.

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$25,380,198

Valued 29 Aug 2026

Registration: N18S
Aircraft: GV-SP (G550); GULFSTREAM AEROSPACE
Serial Number: 5531

Locked

Total Hours

Locked

Total Cycles

2015

Year

Public record

The public record
for N18S.

This section is public record, drawn from the FAA registry and the Virtual Hangar valuation sheet. Nothing here comes from the aircraft's own logbooks. Verification is what connects this record to the logbooks, the maintenance plan and the value factors only an owner holds, and anything an owner chooses to publish appears separately below.

Registration record

N18S as the FAA holds it

FAA registry, effective 7 Oct 2026

Airframe

Manufacturer: GULFSTREAM AEROSPACE
Model: GV-SP (G550)
Serial number: 5531
Year manufactured: 2015
Airframe type: Fixed wing multi engine
Category: Land
Certification basis: Type certificated
Seats: 20
Weight class: 12,500 – 19,999 lb

Powerplant

Engines: 2
Manufacturer: ROLLS-ROYC
Model: BR 700 SERIES
Type: Turbo-fan
Thrust: 14,750 lbf each

Airworthiness

Certificate issued: 20 Oct 2015
Classification: Standard
Approved operations: Transport

Registration

Status: Valid registration
Record type: Currently registered
Certificate issued: 5 Apr 2021
Last FAA action: 5 May 2023
Expires: 30 Apr 2028
FAA region: Northwest Mountain
Fractional ownership: No
FAA unique id: 01165718

Registered owner

Name: 5531 LLC
Registrant type: LLC
Based: SEATTLE, WA, US

Transponder address

Mode S (hex): A13FE3
ICAO 24-bit: a13fe3
Octal: 50237743
Decimal: 10567651

Estimated value

$25,380,198

As of 29 Aug 2026. Virtual Hangar Jetstimate. Market value and charter on virtualhangar.com

Market presence

Not currently listed

N18S has never appeared on the marketplaces we collect.

Live tracking

Where N18S is,
right now.

Flight tracking read live from a public feed. In the air, the map shows the aircraft's position, heading and path flown. On the ground, it shows where the feed last reported it, rounded to about a kilometre.

CheckingN18S

Looking for a position.

Straight answers

Questions about
N18S.

Each answer is drawn from public record and the Virtual Hangar valuation sheet: the FAA registry, the NTSB database, service difficulty reports, Part 135 certificates and public sale listings. Nothing here comes from the owner's own published details above. Where the record is silent the question is not asked, so an absence here never stands in for a clean history.

What kind of aircraft is N18S?

N18S is a 2015 Gulfstream Aerospace GV-SP (G550), serial 5531. The FAA classes it as fixed wing multi engine, it seats 20, it is powered by 2 ROLLS-ROYC BR 700 SERIES engines.

Who is N18S registered to?

The FAA registry lists 5531 LLC, an llc in Seattle, WA, US, as the registrant of N18S.

Is N18S still registered?

The FAA lists the registration as Valid registration. The current certificate was issued on 5 Apr 2021 and expires on 30 Apr 2028.

Has N18S been in an NTSB-reported accident?

The NTSB database holds no accident or incident record naming N18S. Marks are reused, so this covers the mark, not every airframe that ever wore it.

Does N18S have service difficulty reports?

No service difficulty reports have been filed against N18S.

Who operates N18S for charter?

No Part 135 certificate lists N18S, so it is not on file as a charter aircraft.

Is N18S for sale?

N18S is not currently listed for sale on the marketplaces we collect.

What is N18S worth?

The Virtual Hangar Jetstimate puts N18S at $25,380,198 as of 29 Aug 2026. A listing asking price, where one exists, is the seller's number and not this valuation.

Has N18S changed hands?

The FAA record shows no registry changes for N18S. The mark was previously carried by: Sprague Robert C JR Christen Eagle II.

What verification adds

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