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1983 Mooney M20K 231SESingle-Engine Piston Aircraft • Spring Branch, TX, USA

This 1983 Mooney M20K 231SE, registered as N5639D, presents as a very low-time and well-equipped example with 1,710 total hours on the airframe. The aircraft has a fresh annual inspection completed by Million Aire in Lubbock, Texas, with the next annual due in December 2026. It features a Continental TSIO-360-LB9 engine with 580 hours since a factory rebuild, 10 hours since a complete inspection (IRAN) for a prop strike, and a propeller with 10 hours since overhaul.

The panel is loaded with modern Garmin avionics, including a GTN-750 WAAS touchscreen GPS/Nav/Com/FMS, a GFC 500 two-axis autopilot with pitch trim, dual G5s (EADI and EHSI), a...

Year
1983
Make
Mooney
Series
M20
Model
M20K 231SE
Tail #
N5639D
Serial #
25-0748

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Specifications

Category
Single-Engine Piston
Intended Use
Recreational

Hours, Logs & Inspections

Total Time
1,710 hrs
Engine 1 Time
580 hrs
Prop 1 Time
10 hrs (SPOH)
Inspection Status
Fresh Annual by Million Aire, Lubbock TX. Next Annual Due December 2026. 2025 Repairs due to bird strike.

Avionics

GPS

Garmin GTN-750 - WAAS Touchscreen GPS Nav Com FMS

Autopilot

Garmin GFC 500 - GFC 2-Axis Autopilot with Pitch Trim

PFD

Garmin G5 - Attitude (EADI)

MFD

Garmin G5 - HSI (EHSI)

Audio

PS Engineering PMA-8000G - PS Audio Panel Intercom with Bluetooth Interface and USB Charger Port

ADS-B Out

Garmin GTX 345R - Remote ADS-B Transponder and out controlled on the GTN-750)

EMS/EIS

JPI EDM-900 - JPI Primary Instrument (all engine temp, power and fuel instrumentation in one solid state box)

Additional Equipment

Oxygen System

Factory 4-Place Oxygen

Wastegate Controller

Merlyn Black Magic - Products Wastegate (upper deck pressure) Controller

Belly Modification

LASAR One Piece - LASAR Belly

Speed Brakes

Precise Flight - Speed Brakes

USB Ports

Stratus - Dual USB Plugs

Interior & Exterior

Interior Notes
Original Tweed Interior
Exterior Notes
Original Paint. Minor touch-up being performed prior to sale.

Engine & Propeller

Engine Type
Piston
Engine Count
1
Engine Model
TSIO-360-LB9
Engine Power
210 HP

Asking Price

$159,000

Aircraft Location

Spring Branch, TX, USA

Listing Details

Used
For Sale

Price History

Dec 14, 2025: $159,000 - controller

Contact Seller

First Seen: Dec 14, 2025

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Asking Price

$159,000