Aircraft registration
N521SB
Built 2008 · registered US
Free alerts when N521SB's registration or status changes, or the G550 market moves.
Type photo — not this specific aircraftPhoto via Wikipedia: Gulfstream G550This aircraft is a
Gulfstream Aerospace G550(GLF5)
G550 for sale now
Free — save the G550 to your watchlist and track it in one place.
View all 52 listings →Performance specs
Performance
- Range
- 6,500 nm
- Cruise speed
- 459 kt
- Max speed
- 501 kt
- Service ceiling
- 51,000 ft
- Takeoff distance
- 1800 m
- Landing distance
- 960 m
Weights
- MTOW
- 40,300 kg
- Fuel capacity
- 26,000 L
Dimensions
- Length
- 29.4 m
- Wingspan
- 28.5 m
- Height
- 7.9 m
Capacity
- Seats
- 19
- Max passengers
- 19
Flight activity
(26 flights tracked)- Last 30 days
- 0
- Last 90 days
- 26
- Last seen
- 12 Jul 2026
- Tracked since
- 30 May 2026
Frequent routes: KSFO → KTEB (1) · KSFO → KAUS (1)
- Flight24 Jun 2026 · 0h 43m
- Flight24 Jun 2026 · 0h 48m
- Flight24 Jun 2026 · 0h 48m
- Flight24 Jun 2026 · 0h 48m
- Flight15 Jun 2026 · 2h 46m
- Flight12 Jun 2026 · 2h 57m
- Flight12 Jun 2026 · 2h 57m
- KSFO → KAUS12 Jun 2026 · 3h 02m
- Flight11 Jun 2026 · 3h 16m
- Flight11 Jun 2026 · 3h 16m
From ADS-B observations collected since May 2026. Coverage depends on ground-receiver density; gaps do not mean the aircraft did not fly.
How common is this aircraft?
577Gulfstream Aerospace G550 registered worldwide
Common. Rarer than 0% of the aircraft models we track.
More G550 aircraft
Other G550 airframes by tail number — same model as N521SB.
- N530G2021
- N529GA2021
- N531GA2021
- N518GA2020
- N527GA2020
- PSTAR2020
- N76VZ2020
- N551SN2020
- N552SN2020
- N319FS2020
- N645LH2020
- N74VZ2020
- PSMAM2020
- N526GA2020
- N522GD2020
- N552MW2020
Similar aircraft
If you fly the G550, you may also be researching these.
What to do next
Registration history
(1)- N521SBUSACTIVEBANK OF UTAH TRUSTEE2021 – present
Owner names are published by the issuing civil registry (FAA / CCARCS / CASA / ANAC / NZ CAA). Owner addresses present in the source are not republished here.





