N98LT

Gulfstream G-IV SP (G-IV SP)

Gulfstream Aerospace

9 Hours

Duration of Flight

4220 NM

Range

505 MPH

Max Speed

N98LT

Gallery

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Aircraft Class
Aircraft Class
Over 20,000lbs
Max passengers
Max passengers
12
Range
Range
4220 NM
Service Ceiling
Service Ceiling
45000 ft
Duration of Flight
Duration of Flight
9 Hours
Max Speed
Max Speed
505 MPH

Basic Information

Year Manufactured0
LocationAustin, TX
Registration NumberN98LT
Ownership98LT LLC
Serial Number1278

Airframe

Data valid as of 2025-11-26
AFTT (hrs)
Current
N/A
Flight
N/A
Est.
N/A
Landings/Cycles
Current
N/A
Flight
N/A
Est.
N/A
Nautical Miles
Current
N/A
Flight
N/A
Est.
N/A
DateFromToFlight TimeStatus
2025-06-23N/AN/AN/A✓ Landed

AI Summary

Fact-checked by AI

Gulfstream G-IV SP (G-IV SP)

Overview

U.S. registration N98LT, Gulfstream G-IV SP, MSN 1278; registered to 98LT LLC (Austin, TX).

Specifications

  • Engines: 2× Rolls-Royce Tay 611-8 (13850 lbf each)
  • Range: 4220 nm
  • Cruise: 459 kts
  • Seats: 12
  • Ceiling: 45000 ft

Operations & Cabin

Executive 12-seat layout (typical for this airframe)

Model & Market Context

This airframe, registration N98LT, is a Gulfstream G-IV SP manufactured by Gulfstream Aerospace with manufacturer serial number 1278. The aircraft is owned by 98LT LLC, a corporation based in Austin, TX, and is registered in the United States. Registered to 98LT LLC in Austin, TX, the airframe’s public registry history and notable previous operators are not published. Current valuation data lists the airframe at $5,800,000, reflecting its condition and market position within mature large-cabin business jets.

The aircraft carries an executive 12-seat cabin layout typical for this airframe, configured for corporate transport and long-range point-to-point missions. Specific avionics fit and interior certification details for this serial are not published, but the Gulfstream G-IV SP platform is commonly found with business avionics suites tailored for long-range IFR operations. Typical operations for this airframe include domestic and transcontinental flights originating from its owner’s base in Austin, Texas, executing missions that exploit the type’s long-range capability and high cruise speed. Maintenance for this airframe would follow Gulfstream-recommended heavy checks and engine shop visits for the Rolls-Royce Tay 611-8 powerplants, with attention to aging-airframe inspection items consistent with its market valuation.

The Gulfstream G-IV SP occupies a long-range large-cabin niche, offering transcontinental and intercontinental capability with a cruise speed near 459 kts and a practical range of 4,220 nm. Competing models historically include later-generation large-cabin business jets and long-range derivatives from Bombardier and Dassault; buyers seeking this specific performance often balance acquisition cost against operating age and inspection history. Resale and maintenance considerations for this airframe center on engine life, scheduled structural inspections, and interior refurbishment potential given the 12-seat executive configuration and the listed market value of $5,800,000.

Aircraft Comparison

ParameterN98LTN100EWN100HB
Serial Number (MSN)127840705137
Year Manufactured020072006
Duration of Flight9 Hours9 Hours14 Hours
Range4220 NM4350 NM6750 NM
Max Speed505 MPH500 MPH508 MPH
Aircraft ClassOver 20,000lbsOver 20,000lbsOver 20,000lbs
Service Ceiling45000 ft45000 ft51000 ft
Max Passengers122220
Cabin ComfortNo items found.No items found.No items found.

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