Registry / Ayres Corporation / S2R-600 / N4004K

Own N4004K?

Claim ownership to earn the Verified Owner badge on your reviews and to reply to other pilots' feedback.

+ Submit ownership claim →

We won't display your email publicly.

Helpful: bill of sale, registration certificate, insurance dec page. Names are auto-matched too — many claims auto-verify without a document.

Claims auto-verify when your name matches the FAA registrant. Otherwise an admin reviews — usually within 1 business day.

N4004K V

Ayres Corporation S2R-600 · 1978 · Lakeview, MI

This aircraft — FAA registration facts

N4004K is a 1978 Ayres Corporation S2R-600 (serial 2488R), registered to Heritage Ag LLC (LLC) in Lakeview, MI. Its FAA registration is recorded as v and expires October 2028; the airworthiness certificate dates from March 1979 (47 years ago). It carries a Airesearch TPE331 SERIES engine rated at 600 hp, the engine on 9% of registered Ayres Corporation S2R-600s. Its Mode-S transponder broadcasts the ICAO 24-bit address A4AF8F. It is one of 13 Ayres Corporation S2R-600 aircraft on the FAA registry. Heritage Ag LLC holds 6 aircraft on the registry.

Registered owner
Heritage Ag LLC
Owner type
LLC
Based in
Lakeview, MI
Serial number
2488R
Year built
1978 · 48 yrs old
Airworthiness class
31
FAA status
V
Mode-S / ICAO24
A4AF8F · 51127617 octal
Certificate issued
Oct 14, 2021
Airworthiness date
Mar 9, 1979
Last FAA activity
Apr 3, 2024
Registration expires
Oct 31, 2028
FAA region
Central

Source: FAA aircraft registry (public record). Community reviews and photos below.

Engine on this aircraft

Engine
Airesearch TPE331 SERIES
Engine type
Turbo-prop
Rated power
600 hp
Power per seat
600 hp
FAA engine code
01517

1 of the 11 registered Ayres Corporation S2R-600 carry this engine (9%), across 3 engine variants on the type.

Source: FAA engine reference (ENGINE.txt), matched on this registration's engine code.

Community facts about N4004K

Reported by pilots, owners and enthusiasts — community-reported and admin-checked before they publish. Always verify anything important against the aircraft's records.

Add a fact about N4004K

Your email is used only to notify you about your submission — it's never shown publicly.

Pilot & Owner Reviews

Be the first to share what you know about N4004K.

Share your experience with N4004K

Help other pilots, buyers and curious aviators. Reviews appear after a quick admin check.

+ Add detailed ratings (optional)
About your time with N4004K (specific to this airplane — helps other pilots)
Would you fly this airplane again?
Recommended for (pick any)

20–2,000 characters

We won't display your email publicly.

No reviews yet — be the first.

Pilot & Owner Reviews

Own N4004K? Claim ownership to earn the Verified Owner badge on your reviews and to reply to other pilots' feedback.

Flight history & live tracking

ICAO24: a4af8f
No flight data on file yet for N4004K.
Queries adsb.lol — works only if N4004K is broadcasting ADS-B right now. Daily sweep at 04:43 MST · external trackers above for guaranteed live data.
📸 Upload a photo of N4004K

We won't display your email publicly.

Up to 10 photos per aircraft per uploader. Photos appear after admin approval.

Aircraft Type — ACFTREF 0970102

Ayres Corporation S2R-600
Engines: 1
Type: piston
Seats: 1
Category: Standard

Engine — CODE 01517

Manufacturer: Airesearch
Model: TPE331 SERIES
Type: Turbo-prop
Horsepower: 600 HP

FAA Registration Record

N-Number: N4004K
Serial Number: 2488R
Year Manufactured: 1978
ACFTREF Code: 0970102
Engine Code: 01517
Status: V (V)
Certification: 31
Type Aircraft: Fixed Wing Single Engine (4)
Type Engine: Reciprocating (Piston) (1)
Source: master

Transponder / ADS-B

Mode S (octal): 51127617
ICAO 24-bit (hex): A4AF8F

Registrant

Heritage Ag LLC
LLC
View all 6 aircraft registered to this owner →
9081 Cutler Rd
Lakeview, MI, 488509714
FAA Region: Central

Key Dates

Certificate Issued Oct 14, 2021
Airworthiness Mar 9, 1979
Expiration Oct 31, 2028
Last Activity Apr 3, 2024
Data as of Oct 5, 2026

Calculate Performance

Calculate density altitude, takeoff roll, and climb performance for a Ayres Corporation S2R-600 at any airport.

Airport Performance Calculator

Pre-filled with S2R-600 performance data

Need to ferry this aircraft?

FerryFlight connects you with experienced ferry pilots for domestic and international delivery flights.

Get a Quote

Other Ayres Corporation S2R-600 registrations