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Textron Aviation Inc 172S · 2026 · Chicago, IL
N237SK is a 2026 Textron Aviation Inc 172S (serial 172S13469), registered to Alf Ix LLC (LLC) in Chicago, IL. Its FAA registration is recorded as v and expires March 2033; the airworthiness certificate dates from January 2026. It carries a Lycoming IO-360-L2A engine rated at 180 hp, the engine on 100% of registered Textron Aviation Inc 172Ss. Its Mode-S transponder broadcasts the ICAO 24-bit address A2241B. It is one of 1,233 Textron Aviation Inc 172S aircraft on the FAA registry. Alf Ix LLC holds 28 aircraft on the registry.
Source: FAA aircraft registry (public record). Community reviews and photos below.
1,156 of the 1,161 registered Textron Aviation Inc 172S carry this engine (100%), across 3 engine variants on the type.
Source: FAA engine reference (ENGINE.txt), matched on this registration's engine code.
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Commonly available reference sources for the Textron Aviation Inc 172S. Always confirm against the manufacturer's current, authoritative publication for your specific aircraft.
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