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N421ZMCessna 421C · 1981

StandardCont Motor GTSIO-520 SERLongview, TX

N421ZM is a 1981 Cessna 421C. It is a fixed-wing multi-engine aircraft with 8 seats, powered by a Cont Motor GTSIO-520 SER rated at 300 horsepower. The registration is active, with the registrant based in Longview, TX. Its standard airworthiness certificate was issued in Apr 1998. It has been registered to its current owner since Nov 2025.

2025

FAA record · Nov 2025 · Registration
Registered to current owner
Registered to 3tr Aviation LLC. Registrant based in Longview, TX.

1998

FAA record · Apr 1998 · Airworthiness
Airworthiness certificate issued — Standard
Manufacturer: Cessna. Model 421C. Serial 421C1058.

That's everything on file so far — TailWiki checks the FAA registry daily and adds new entries as N421ZM's record changes.

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