Tail CardsExplore / Learjet / Learjet C-21A
N499UM trading card
Legendary Learjet C-21A, one of 2 registered in the US.
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N499UM is a Learjet C-21A of unknown build year, registered in the United States. It is one of 2 of its model registered in the United States, so its card is legendary. It seats 10. Turn it into a custom trading card with your own photo: we print standard 2.5 by 3.5 inch cards and mail them to you.
| Class | Multi-Engine, Turbofan |
|---|---|
| Serial | 84-0128 |
| Seats | 10 |
| Weight class | 12,500 to 19,999 lb |
| Mode S code | A63355 |
| Registration | Valid |
Details as of 2026-10-23. Is this your aircraft and you would rather it not appear here? Ask us to remove it.