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N421BFRans Designs S-21 OUTBOUND · 2025

ExperimentalTitan IO-340Sioux Falls, SD

N421BF is a 2025 Rans Designs S-21 OUTBOUND. It is a fixed-wing single-engine aircraft with 2 seats, powered by a Titan IO-340 rated at 180 horsepower. The registration is active, with the registrant based in Sioux Falls, SD. Its experimental airworthiness certificate was issued in Sep 2025. It has been registered to its current owner since Jul 2025.

2025

FAA record · Sep 2025 · Airworthiness
Special Airworthiness Certificate issued — Experimental
Manufacturer: Rans Designs. Model S-21 OUTBOUND. Serial 03240374.
FAA record · Jul 2025 · Registration
Registered to current owner
Registrant based in Sioux Falls, SD.

That's everything on file so far — TailWiki checks the FAA registry daily and adds new entries as N421BF's record changes.