This 2018 Gulfstream G550, registration N257A (serial 5571), is a Part 91 aircraft with 4,499.8 hours and 2,118 landings since new, offered for sale by JBA Jets in Houston, Texas. It has had two U.S. owners since new and no damage history, per the seller. A fresh 96-month inspection was completed in May 2026 at Gulfstream, Savannah, and maintenance tracking is via G-CMP. The inspection status shows the 12-month completed 05/2026 due 05/2027, 24-month completed 05/2025 due 05/2027, 36-month completed 06/2024 due 06/2027, 48-month completed 05/2026 due 05/2030, and 96-month completed 05/2026 due 05/2034.

Both Rolls-Royce engines, serials...

Hours, Logs & Inspections

Total Time: 4,499.8 hrs

Engine 1 Time: 4,355.1 hrs (SNEW)

Engine 2 Time: 4,355.1 hrs (SNEW)

Inspection Status: Maintenance Tracking: G-CMP. Current Regulation: Part 91. 12 Month / 05/2026 / 12 Months / 05/2027. 24 Month / 05/2025 / 24 Months / 05/2027. 36 Month / 06/2024 / 36 Months / 06/2027. 48 Month / 05/2026 / 48 Months / 05/2030. 96 Month / 05/2026 / 96 Months / 05/2034.

Avionics

PFD

Gulfstream PlaneView Adaptive LCD Display - Four (4) 12" x 10" LCD w/Primary Flight Synthetic Vision System

MFD

Gulfstream PlaneView Adaptive LCD Display - Four (4) 12" x 10" LCD Triple

GPS

24-Channel GPS - Dual GPS

Comms

Honeywell VHF Com - Triple VHF w/DataLink, Triple VHF Dual ADF's, Dual DME's, Dual HF Dual 10-Channel SELCAL

Flight Management System - Triple

Weather

XM Weather - XM US/Canada/Mexico Coverage

Traffic

TCAS II 7.1 - Traffic Collision Avoidance System (TCAS II Terrain Awareness Warning System, Runway Awareness Advisory System (RAAS) (ASC 065A), Enhanced Ground Proximity Warning System w/Windshear

ADSB

Honeywell Transponder - Dual

Additional Equipment

WiFi

Jetconnex KA - KA Broadband; International High Speed Data

Enhanced Soundproofing

Therapeutic Oxygen System

Pressurized Water System

30 Gallon Pressurized Water System

Cockpit Jumpseat

Cockpit Jumpseat w/Audio Control

Cabin Temperature Control

Dual Zone Cabin Temperature Control

Security System

Securaplane - Security System

Entryway Acoustical Door

Electric Window Shades

Medical Kit

AAMK - Advanced Aviation Medical Kit (AAMK), Defibrillator, TEMPUS IC Telemedicine Monitor

Utility Outlets

115V/60Hz Utility Outlets throughout Aircraft, Two (2) 60 HZ Converters

Towbar Storage Mounting

Towbar Storage Mounting in Aft Equipment Bay

Lockable Fuel Caps

Lockable Fuel Caps, Common Keyed Locks

Cabin Ionizer

ACA - ACA cabin Ionizer

External Camera System

SecuraPlane - Triple External Camera System: Tail Mounted, Fuselage Bottom Looking Forward, Fuselage Bottom Looking Aft

Lighting

Talon LED - Vestibule Lighting, AirStair Lighting, LED Taxi Landing Lights, LED Navigation Lights, Dual Pulsating Recognition Lights, Dual Tail Logo Lights

Cockpit Voice Recorder

Flight Data Recorder

88 Parameter Digital Flight Data Recorder

ELT

C-406 - Emergency Locator Transmitter (ELT)

ACARS

ACARS System w/SatCom Link & Cockpit Printer

Satcom

Iridium - Satcom, FANS 1A CPDLC

Head-Up Display

HUD - Head-Up Display (HUD), Gulfstream Enhanced Vision System (EVS), Emergency Vision Assurance System (EVAS)

Quick Access Recorder

Micro Quick Access Recorder - (ASC 071A)

IRU

Micro IRU - Triple IRU's

Entertainment System

Gulfstream HD Audio-Video Distribution System - HD Widescreen HD LCD Forward Bulkhead Monitor, 17" Widescreen HD LCD Over Credenza, Six (6) Individual 9" x 6" Seat Mounted Monitors, Dual Slot Blu-Ray Player DVD-CD Player w/Dual USB Ports, Auxiliary HDMI Inputs, Passenger Flight Information Passenger Address Attendant Call Passenger Warning Signs,

Interior & Exterior

Interior Year: 2026

Paint Year: 2026

Interior Notes: Seating capacity: 14 Seats. Galley location: AFT. FWD cabin configuration: (4) Four-place club. MID cabin configuration: (2) Two place club opposite 4-place berthable divan. AFT cabin configuration: (4) Four-place conference grouping. Jumpseat: Cockpit jumpseat w/audio control. Lavatory location(s): FWD & AFT. Crew rest: FWD. Electrical outlets: 115-volt/60Hz outlets, entryway acoustical door. Galley equipment: Microwave, hi-temp oven, dual coffeemakers. Carpet: Darker delano gray. Woodwork: High gloss dark ebony finish. Soft goods: Light gray Volaero-Starling cowhide. Plating: High gloss pewter-plated. Last refurbished: 2026, light refurb. Facility name: Gulfstream, Appleton.