N120JJ
Gulfstream G-IV (G-1159A)
Gulfstream Aerospace Corporation
9 Hours
Duration of Flight
4220 NM
Range
505 MPH
Max Speed

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Aircraft Overview
At a glance
Basic Information
Year Manufactured
1995
Registration Number
N120JJ
Serial Number
1264
Ownership
AVIATION SALES ASSOCIATES LLC
Location
Costa Mesa, CA, US
Aircraft Class
Over 20,000lbs
Max Passengers
22
Range
4220 NM
Service Ceiling
45000 ft
Duration of Flight
9 Hours
Max Speed
505 MPH
Mode-S Code
A05483
Registration Country
US
Certificate Issued
Sep 4, 2025
Airworthiness Date
Apr 13, 1995
Reg. Expiration
Sep 30, 2032
Safety Record
N120JJ
None found
No flight history available
Flight records for this aircraft have not been tracked yet.
AI Summary
Gulfstream G-IV (G-1159A)
Overview
U.S. registration N120JJ (Gulfstream G‑IV, MSN 1264). Current FAA-derived listing shows Certificate Issue Date 2025-09-04; Airworthiness date 1995-04-13; registration expiration 2032-09-30. Owner listed as Aviation Sales Associates LLC (Costa Mesa, CA).
Specifications
- Engines: 2x Rolls-Royce Tay 611-series (12450 lbf each)
- Range: 4220 nm
- Cruise: 459 kts
- Seats: 22
- Ceiling: 45000 ft
Model & Market Context
The airframe bearing tail number N120JJ is a 1995 Gulfstream G-IV (G-1159A) built as serial 1264 by Gulfstream Aerospace Corporation. The airframe is recorded as owned by AVIATION SALES ASSOCIATES LLC, an LLC based in Costa Mesa, CA, US, and is registered in the United States; this transfer and current registration are notable events in the aircraft's limited public record. As a fixed-wing multi-engine business jet, N120JJ is presented with a market value of $3,000,000, reflecting its age, configuration and maintenance status at the time of valuation. The combination of serial, year and ownership places this specific G-IV within the later-production examples of the G-1159A family.
The cabin of this G-IV airframe is configured for up to 22 seats, consistent with high-density corporate or charter layouts that prioritize passenger capacity for medium- to long-range missions. Typical missions for N120JJ would encompass transcontinental and intercontinental routes within its 4,220 nm range at cruise speeds near 459 kts, operating from the owner/operator base in Costa Mesa and other regional business airports. Avionics fitment and specific interior appointments for this serial are not published in the provided data, but maintenance considerations center on the twin Rolls-Royce Tay 611-series engines and aging-system inspections typical of mid-1990s Gulfstream airframes. Operationally, the aircraft’s 45,000 ft ceiling supports efficient long-range cruise profiles and charter or corporate timetables requiring speed and altitude flexibility.
The Gulfstream G-IV (G-1159A) family occupies a performance niche as a large-cabin, long-range business jet introduced to serve transoceanic corporate missions with a balance of speed, range and passenger capacity. Competing models in its era and secondary market include earlier Gulfstream types and large-cabin competitors offering similar mission capability; buyers often compare lifecycle costs and avionics modernisation needs. For an airframe like N120JJ, resale considerations hinge on engine status, interior refurbishment and avionics upgrades; with a listed value of $3,000,000, prospective purchasers weigh maintenance cycles for the Tay 611-series engines and the cost of bringing cabin and systems to current standards.