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large-cabin jet

N101231971 Gulfstream II (certified family)

baseline Gulfstream II without tip tanks or winglets

Registration record

N10123 on the FAA register

Type
1971 Gulfstream II (certified family)
Serial
107
Engines
2 × Rolls-Royc SPEY MK 511SR
Registered owner
Sandy Wings LLC, Wilmington, DE, US
Certificate issued
2017-08-08
Airworthiness date
2002-06-10
Registration expires
2027-08-31
Mode S (hex)
A00B25
Status
Current as of October 2026
Rough value range
$610K to $2.00M

From Radar's listing-based estimates for business jets of similar engine thrust and age.

Overview

N10123 is a 1971 Gulfstream II (certified family), serial number 107. The FAA lists Sandy Wings LLC as the registered owner. Its aircraft category is large-cabin jet.

FAA registration

The FAA record identifies the make as GRUMMAN and the model as G-1159. The certificate of registration was issued on August 8, 2017. The recorded airworthiness date is June 10, 2002. These dates describe different entries in the registry: the registration certificate and the aircraft's airworthiness record.

Type reference

The classification cites EASA IM.A.070 Issue 13, section 2 (FAA A12EA). The engine reference in the record is Rolls-Royc SPEY MK 511SR, with 2 engines. The FAA record does not indicate fractional ownership. These model references identify the recorded aircraft type. The aircraft's installed equipment and operating limitations require its own records.

Illustration of a representative Gulfstream II club area with four opposed chairs, large oval windows and sidewall tables
Original illustration informed by Grumman's Gulfstream II brochure interior. This bounded club-area view is not this aircraft's installed interior and does not establish its full seating layout or passenger capacity. Finishes and completions vary.

Data: Radar, FAA aircraft registry file of 2026-10-09.

Records & AD tracking by Radar

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