2021 Diamond DA40
FOR SALE

2021 Diamond DA40

Single Engine Piston

$514,000
Location Metairie, LA
Total Time 772 hrs
Engine SMOH 652 hrs
Seats 4
Serial # 40.NC137
Reg # N275SB
Engine Reciprocating
Cruise 135 kts (250 km/h)
ICAO Type DA40

Equipment & Features

A/C Glass cockpit Autopilot
Prop SMOH
477 hrs
✓ FAA Valid ✓ Clean NTSB ✓ Verified recently

Aircraft Details

Seller reported

Avionics & Equipment

VFR
• Integrated Garmin G1000 NXi Glass Panel Cockpit including: • 2x Garmin GDU 105x 10-inch Flight Display (PFD & MFD) • Garmin GEA 71B Airframe/Engine Interface Unit • 2x Garmin GIA 64W COM/NAV/SBAS-GPS/GS/LOC • Garmin GMA 1360 Digital Audio System • Garmin GRS 79 Attitude Heading Reference System • Garmin GDC 72 Digital Air Data Computer • Garmin GMU 44 Magnetometer • Garmin GTX 335R Remote ADS-B Transponder • ELT 406 MHz • Standby Instruments (Compass Attitude Indicator Air Speed Indicator (kts) Altitude Indicator (ft))

Description

Recent Price Reduction - Highly motivated seller! Immaculate Diamond DA 40 NG for Sale We are proud to present N275SB to the market! This immaculate DA40 NG has just 772 Total Engine / Prop Hours Take to the skies with this pristine aircraft, a true gem in the world of aviation. With its sleek design and advanced features, this aircraft offers both style and performance. Whether you're a seasoned pilot or a novice looking to elevate your flying experience, this plane is sure to impress. Equipped with state-of-the-art avionics and a fuel-efficient engine, it's ready to soar through the clouds with ease. Don't miss out on the opportunity to own this exceptional aircraft. N275SB was purchased new in May, 2021 and has had only one owner. This aircraft has only been hangered, and has no damage history. N275SB was flown exclusively by its owner for instrument and commercial ratings and never used for other primary or flight school training. The owner is only parting with it to upgrade. N275SB's home base is KNEW, but is currently at Premier Aircraft Service at KFTW for an annual inspection (and where all previous annuals were performed). Owner is willing to entertain partnerships or block leasing at New Orleans Lakefront Airport, KNEW Please reach out by email.

Engine

Austro Engine AE300 Turbocharged Common-Rail Injected 2.0 Liter Diesel Engine with 168HP and EECU Single Lever Control System

Propeller

MT Propeller MTV-6-R/190-69 3-Blade Constant Speed Propeller

Interior

• Ergonomic Seats and Backrests • Adjustable Pilot and Co-Pilot Seats • 28 V Power Supply Socket • Instrument Lighting • Overhead Cabin Light • Baggage Extension with Separate Compartment Excellent New Like Condition

Exterior

• Heated Pitot Tube • High-gloss Multi-Layer Paint • Electrically Operated Flap System • Wheel Fairings on Main and Nose Landing Gear • Landing and Taxi Lights with LED Technology • Position and Strobe Lights with LED Technology Excellent New Like Condition

Modifications / STCs

• 39 US gal (147 litre) Long Range Fuel Tank

• Noise Reduction Muffler

• Pitot Cover

• Control Gust Lock

• Tow Bar

• Tool Kit

• First Aid Kit, Fire Extinguisher, Emergency Axe

Optional Equipment:

• Garmin GFC 700 Automatic Flight Control System

• Garmin SVT Synthetic Vision

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

• Garmin FlightStream 510

• Air Conditioning/RACC System (powered by an additional alternator)

Safety Concept:

• Composite Cabin and Safety Seats (up to 26g)

• “FAILSAFE” Airframe and Wing Design

• Lightning Protection System

• 3-point Safety Belts Automatic (All Seats)

Description and equipment details provided by the seller. AeroGurus does not verify seller-provided information.

Price Comparison 1 active offer

Source Price Action
Emmet Bartholomew
controller.com
$514,000
$519,000
Emmet Bartholomew
aviationtrader.com.au
$535,003
Emmet Bartholomew
controlleremea.co.uk
$534,613 *
GBP £392,572

* Converted to USD at daily European Central Bank (ECB) exchange rates

Estimate Monthly Payment

Diamond DA40 loan calculator

AeroGurus

AeroGurus Data & Analysis

Independent data from FAA, NTSB, and market analysis

About This Diamond DA40

This 2021 Diamond DA40 (N275SB) is a 4-seat single engine piston with 772 hours on the airframe. There are currently 49 DA40 aircraft listed for sale with asking prices ranging from $149,900 to $741,508. This aircraft is priced above the market average at $514,000.

The DA40 cruises at 135 kts (250 km/h) with a range of 635 nm (1,176 km) — ideal for short hops and local flights. Service ceiling of 16,400 ft allows operation above most weather.

Operating costs: Fuel burn is 9.5 GPH (36 L/h), which at current Jet-A prices (~$5.50/gal) means approximately $52/hr in fuel alone. Total variable cost including maintenance reserves is approximately $120/hr. Annual fixed costs (hangar, insurance, crew, annual inspection) average $16,000. With 772 hours on the airframe, this aircraft has 1,228 hours remaining to engine TBO .

FAA registration status: Valid. NTSB records show 0 incidents for this airframe — a clean safety record.

Pre-Purchase Checklist

FAA registration: Valid (ANTELOPE AIRCRAFT LLC)
Safety record: 0 NTSB incidents
Airframe: 772 hours — verify engine time vs TBO (2,000 hrs)
Budget $142 for pre-purchase inspection

Diamond DA40 — Model Specs

Model specification

Standard specs for this model. Actual aircraft may differ.

Seats
4
Cruise Speed
135 kts (250 km/h)
Max Speed
147 kts (272 km/h)
Range
635 nm (1,176 km)
Ceiling
16,400 ft (4,999 m)
Max Weight
2,535 lbs (1,150 kg)
Useful Load
780 lbs (354 kg)
Horsepower
180 HP
Fuel Capacity
40 gal (151 L)
Fuel Burn
9.5 GPH (36 L/h)
TBO
2,000 hrs

Estimated Cost of Ownership

AeroGurus estimate

DIAMOND DA40

Fuel Burn
9.5 GPH
~$62/hr
Variable Cost
$120/hr
fuel + mx + reserves
Annual Fixed
$16,000/yr
hangar + insurance + annual
Engine Overhaul
$25,000
every 2,000 hrs

AeroGurus estimates based on industry averages for the DIAMOND DA40. Actual costs vary by location, usage, maintenance history, and configuration. Not a financial quote.

Ownership & Registration

Registered Owner

ANTELOPE AIRCRAFT LLC

Registration Address

NEW ORLEANS, LA

Certificate Issued

2021-08-10

Airworthiness

2021-05-13

FAA Status

Valid

Source: FAA Aircraft Registry, updated Mar 15, 2026

Location & Ownership

FAA records

Aircraft Location

Metairie, LA

Seller reported 75 more aircraft in LA →

Title Status

No FAA title records

Available for US-registered aircraft only

Source: FAA Aircraft Registry, FAA Civil Aviation Registry (DocIndex). Title data may be delayed. Always verify with an aviation attorney before purchase.

Safety Record

No incidents found

NTSB database checked for N275SB.

Price History

3 price events · sources: controller.com, controlleremea.co.uk, aviationtrader.com.au

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Prices and listings updated daily · Data: FAA Registry, NTSB · About our data
Disclaimer: All prices, cost estimates, and market values shown are based on asking prices from third-party sources and are provided for informational purposes only. AeroGurus is not an appraiser, broker, or financial advisor. Always obtain a professional appraisal and independent inspection before making a purchase decision. Actual transaction prices may differ from asking prices.