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Illustration of a Gulfstream G550. Not a photo of N877SB.
Illustration of the Gulfstream G550, not a photo of N877SB.

N877SB 2017 Gulfstream G550

Serial number 5555. Registered to SB Companies LLC, San Antonio, TX, US.

  • 2017Built
  • 19Seats
  • 6,750 nmRange
  • 488 ktCruise
  • 51,000 ftCeiling
Gulfstream G550: specs, US fleet and every tail number

INSIDE

The G550 Universal fourteen passenger cabin.

Illustrations of a representative G550 Universal fourteen passenger cabin, not N877SB’s. Every aircraft’s completion differs. Explore the Gulfstream G550 interior and layout. Gulfstream G550 interior: cabin size and seat map.

Representative G550 Universal cabin looking aft, with the conference group on aircraft port and aft divan on starboard
Illustration: G550 Universal fourteen-passenger planning example. Actual interiors vary; crew and lavatories are excluded from the fourteen main cabin places.
Top-down view of a G550 Universal fourteen passenger cabin. Representative fourteen-main-passenger planning layout: forward four-place club, port four-place conference group, starboard four-place divan and two aft port chairs. Separate crew rest, pilots and lavatories are excluded. Actual completions vary.
Representative fourteen-main-passenger planning layout: forward four-place club, port four-place conference group, starboard four-place divan and two aft port chairs. Separate crew rest, pilots and lavatories are excluded. Actual completions vary.

RADAR ESTIMATE

What N877SB is worth, and where it’s heading.

Radar's aircraft value model for a 2017 Gulfstream G550, starting from typical time. Move the hours, the engine program and the horizon to see what each is worth. An estimate, not an appraisal: the logbooks, damage history and programs on N877SB move the number.

2017 G550 · 3,250 hrs · On program

$28.2M

$25.7M$30.7M
In 2031
$22.2M
Value kept
79%
Per year
−4.7%
Program effect
$1.9M
Confidence
Medium

5-year projection

As of today, on and off an engine program, at 360 hrs a year

$18.7M$22.3M$25.9M$29.5MNow20272028202920302031On program $22.2MOff program $20.3M
Engine program
Horizon
Value N877SB in the full tool

Gulfstream G550 price by build year, and the for-sale market

RECENT SALES

What G550s have sold for.

Source-reported sale prices for the type, the same market evidence the Radar value model calibrates on. Each sale is a different aircraft with its own hours, programs and records.

Reported sale N877SB, Radar Estimate
  1. 2014 G550 Sold Jul 10, 2026 $22M
  2. 2006 G550 Sold Jul 6, 2026 · on program $13M
  3. 2012 G550 Sold Jul 6, 2026 · on program $25.9M
  4. 2015 G550 Sold Jun 17, 2026 · on program $24.5M
  5. 2008 G550 Sold May 1, 2026 · on program $17M
  6. 2015 G550 Sold Apr 6, 2026 · on program $28M

Every sale and signal in the value tool

SPECIFICATIONS

Gulfstream G550 specs

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

Full Gulfstream G550 specs, range and cabin

Model
Gulfstream G550
Year
2017
Serial number
5555
Engines
2 × Rolls-Royce BR710 C4-11 (BR700-710C411)
Thrust
15,385 lbf each
Seats
Up to 19
Range
6,750 nm
Cruise
488 ktas
Published Mach
0.885
Ceiling
51,000 ft
ICAO type
GLF5

THE AIRCRAFT’S LIFE

N877SB on the registry.

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

  1. Registry record

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

    FAA registry

  2. SB Companies LLC

    Certificate of registration issued as N877SB.

    FAA registry

FAA REGISTRATION

Registration details

Registration
N877SB
Status
Current as of October 2026
Certificate issued
Nov 27, 2017
Airworthiness date
Jan 17, 2017
Last FAA action
Dec 8, 2023
Registration expires
Nov 30, 2027
Mode S code (hex)
AC11E9
Aircraft category
Ultra-long-range 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

SB Companies LLC

LLC · San Antonio, TX, US

EQUIPMENT AND HISTORY

As reported in public sources

Avionics
Gulfstream PlaneView (standard on the type)
Cabin
The published type cabin is 74 inches high and 88 inches wide, with 170 cubic feet of usable baggage space.

Listings and registries are not the logbooks. A pre-buy confirms equipment, program status and damage history from the records themselves.

RESEARCH NOTES

About N877SB

Compiled with AI assistance from the public sources listed below, October 2026. Not checked against the aircraft's logbooks.

Overview

N877SB is a Gulfstream G550 built in 2017, serial number 5555. The FAA record names SB Companies LLC as the registrant. The registration identifies this airframe. Published figures describe the aircraft type and do not establish this aircraft's installed equipment.

The type

The aircraft is classified as an ultra-long-range jet. Its published maximum passenger count is 19, excluding flight crew and subject to the approved configuration. The type uses 2 Rolls-Royce BR710 C4-11 (BR700-710C411) engines, each with published takeoff thrust of 15,385 lbf. The published cabin is 74 inches high and 88 inches wide. The type's standard flight deck is Gulfstream PlaneView; this does not confirm the equipment installed in this aircraft.

Registry facts

The FAA lists the make as GULFSTREAM AEROSPACE and the model as GV-SP (G550). The current record gives an airworthiness date of January 17, 2017. Its certificate of registration was issued on November 27, 2017.

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

What to check before a deal