Image 1 - Click to open in full screen viewerListing image

1939 Grumman Turbine GooseTurboprop Aircraft • Aurora, OR, USA

This 1939 Grumman Turbine Goose (N77AQ) represents a rare McKinnon G-21-G conversion with a fascinating operational history spanning civilian, military, and commercial service. The airframe shows 5,130 total hours, powered by Pratt & Whitney PT6A-27 engines (680 SHP each) with 4,192 SMOH on the left and 1,766 SMOH on the right, paired with propellers showing 2 SMOH and 270 SMOH respectively. The aircraft features comprehensive avionics including dual Garmin CNX80s with LPV approach capability, an MX20 MFD with satellite weather/TCAS/terrain, Century 2000 digital autopilot, and ADS-B ready dual mode S transponders, making it IFR-capable with...

Year
1939
Make
Grumman
Series
G-21 Goose
Model
Turbine Goose
Tail #
N77AQ
Serial #
Not Listed

Find similar aircraft

Specifications

Category
Turboprop
Intended Use
Amphibious, Classic / Antique, Business, Passenger
Flight Rules
VFR & IFR
Seats
8

Hours, Logs & Inspections

Total Time
5,130 hrs
Engine 1 Time
4,192 hrs (SMOH)
Engine 2 Time
1,766 hrs (SMOH)
Prop 1 Time
2 hrs (SMOH)
Prop 2 Time
270 hrs (SMOH)

Avionics

GPS

Garmin CNX80 - Dual with LPV Approach and Air Data

MFD

MX 20 - MX MFD with satellite weather, TCAS, Terrain, Jepp Charts, and Stormscope

AP

Century 2000 - digital Autopilot with Flt Dir, Alt Sel, and YD

ADSB

Dual Transponders w/Mode S (ADS-B Ready)

Comms

Icom Marine VHF

Weather

Weather Radar

Traffic

TCAS

Additional Equipment

Radar Altimeter

Intercom System

8 Station ICS

Fuel Flow Monitor

Fuel Flow/Totalizer

Corrosion Protection

Constant Corrosion Protection

Interior & Exterior

Interior Notes
Very Good Condition Interior
Exterior Notes
Very Good Condition Paint

Engine & Propeller

Engine Type
Turboprop
Engine Count
2
Engine Model
PT6A-27
Engine Power
680 HP

Asking Price

$2,250,000

Aircraft Location

Aurora, OR, USA

Listing Details

Used
For Sale

Price History

May 23, 2025: $2,250,000 - trade-a-plane

Contact Seller

First Seen: May 23, 2025

Similar Grumman G-21 Goose Aircraft For Sale

GRUMMAN G-44 Magnum Widgeon
9

Grumman G-44 Magnum Widgeon

$785,000
Seville Township, MI, USA
Total Time
Unspecified
Engine Time
Unspecified
Prop Time
Unspecified
Tail #
Unspecified
Flight Rules
Unspecified
Useful Load
Unspecified
APCentury IIIGPSGarmin GTN 750 +1ADSBGarmin GTX 345RPFDGarmin G500TxiEMSJPI EDM 960
No Images

Grumman S-2 Tracker

$55,000
Sparks, NV, USA
Total Time
Unspecified
Engine Time
Unspecified
Prop Time
Unspecified
Tail #
Unspecified
Flight Rules
Unspecified
Useful Load
Unspecified
No Images

Grumman AA-1

$45,000
Fayetteville, GA, USA
Total Time
Unspecified
Engine Time
Unspecified
Prop Time
Unspecified
Tail #
Unspecified
Flight Rules
Unspecified
Useful Load
Unspecified
GRUMMAN AA1
3

Grumman AA1

$45,000
Arcola, TX, USA
Total Time
1,523 hrs
Engine Time
1,892 hrs
Prop Time
63 hrs
Tail #
Unspecified
Flight Rules
Unspecified
Useful Load
442 lbs
GRUMMAN AA5 Traveler
5

Grumman AA5 Traveler

$32,000Fractional · 1/2
Eastsound, WA, USA
Total Time
4,394 hrs
Engine Time
618 hrs
Prop Time
Unspecified
Tail #
Unspecified
Flight Rules
Unspecified
Useful Load
Unspecified
No Images
New

Grumman AA-1A

$17,500
Town of Clifton Park, NY, USA
Total Time
Unspecified
Engine Time
25 hrs
Prop Time
Unspecified
Tail #
Unspecified
Flight Rules
Unspecified
Useful Load
Unspecified

Looking for more Grumman G-21 Gooses?

Find the perfect Grumman G-21 Goose for you. Browse over 5,000 aircraft for sale and filter by specifications, avionics, useful load, and more...

Asking Price

$2,250,000