This 1965 Learjet 23, registration N477K, is presented as the only FAA Stage 3 Noise Regulation-compliant and airworthy Learjet 23 in the world. With a total airframe time of 5,526 hours and 5,100 landings, it has undergone comprehensive maintenance, including the completion of all A, B, C, D, and 12-year airframe inspections, along with 5-year engine corrosion inspections, in June 2025. Its General Electric CJ610-4 engines are fitted with hush kits; the left engine has 1,939 hours remaining until overhaul and 649 until its next hot section, while the right has 2,075 hours to overhaul and 105 to hot section. The aircraft is IFR-capable and...
GPS
Garmin GNS 530 - GNS with TAWS
ADSB
Garmin GTX-335 - ADS-B-Out
Weather
TAWS
Hush Kits
FAA-approved Stage 3-compliant hush kits
RVSM
Avcon RVSM
Oxygen System
EROS - EROS oxygen masks installed in June 2025
RVSM Certification
Avcon RVSM - RVSM STC
Emergency Locator Transmitter
ELT battery replaced in June 2025
Tires
New tires installed in June 2025
Batteries
Main batteries replaced in June 2025
Emergency Power Supply
New emergency power supply in June 2025
Hoses
New Teflon/stainless fuel, air and hydraulic hoses in June 2025
Flapper Valves
New flapper valves in June 2025
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USA
Call for Price
USA
Find the perfect Learjet 23 for you. Browse over 5,000 aircraft for sale and filter by specifications, avionics, useful load, and more...
Find the perfect Learjet 23 for you. Browse over 5,000 aircraft for sale and filter by specifications, avionics, useful load, and more...
Call for Price