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2021 Diamond Twinstar DA42 NGMulti-Engine Piston Aircraft • Smithfield, NC, USA

This 2021 Diamond TwinStar DA42 NG, registration N421MQ, presents with 1,491 hours total time on the airframe. The aircraft features a freshly replaced right Austro Engine AE300 turbocharged diesel engine with 1,261 hours since new, while the left engine shows 1,491 hours. Both three-blade MT propellers have 1,491 hours since new. An annual inspection was completed in November 2024. The aircraft is equipped for flight into known icing (FIKI) and includes a built-in oxygen system, factory air conditioning, and a long-range fuel system with auxiliary tanks.

Avionics are centered on the Garmin G1000 NXi suite with dual 10.4-inch displays, GFC...

Year
2021
Make
Diamond
Series
DA42
Model
Twinstar DA42 NG
Tail #
N421MQ
Serial #
42.N439

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Specifications

Category
Multi-Engine Piston
Intended Use
Business, Training
Flight Rules
IFR
Useful Load
1,180 lbs
Seats
4

Hours, Logs & Inspections

Total Time
1,491 hrs
Engine 1 Time
1,261 hrs (SNEW)
Engine 2 Time
1,491 hrs (SNEW)
Prop 1 Time
1,491 hrs (SNEW)
Prop 2 Time
1,491 hrs (SNEW)
Logbook Status
Complete Logs
Inspection Status
Annual Inspection Completed November 2024

Avionics

GPS

Garmin G1000 NXi - WAAS GPS

Autopilot

Garmin GFC 700 - GFC Autopilot with Flight Director

ADS-B Out

Garmin GTX 345R - GTX ADS-B In/Out

ADS-B In

Garmin GTX 345R - GTX ADS-B In/Out

PFD

Garmin GDU 1050A - Dual GDU 10.4" PFD/MFD Displays

MFD

Garmin GDU 1050A - Dual GDU 10.4" PFD/MFD Displays

Weather

SiriusXM - Weather Audio

Traffic

Active Traffic

Additional Equipment

Oxygen System

Built-in Oxygen System (O2)

Flight Into Known Icing

Flight Into Known Icing (FIKI)

Air Conditioning

Factory-Installed Air Conditioning

ELT

406 MHz ELT

Sun Visors

Rosen - Sun Visors

Baggage Lighting

Baggage Compartment Lighting

USB Charging

USB Charging Ports

Interior & Exterior

Interior Year
2021
Paint Year
2021
Interior Notes
Premium Leather Seating, Four-Seat Club Configuration, Excellent Cabin Comfort
Exterior Notes
Custom Metallic Royal Blue Color Scheme, Factory Paint in Excellent Condition

Engine & Propeller

Engine Type
Diesel
Engine Count
2
Engine Make
Austro
Engine Model
AE300
Engine Power
168 HP
Propeller Model
MT MTV-6-R/190-69 3-Blade Constant Speed Propeller

Asking Price

$999,900

Aircraft Location

Smithfield, NC, USA

Listing Details

Used
For Sale

Price History

Sep 9, 2025: $999,900 - aso

Sep 8, 2025: $999,900 - controller

Contact Seller

First Seen: Sep 8, 2025

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Asking Price

$999,900