Did you mean: Sukhoi-Gulfstream S21
Sukhoi-Gulfstream S-21
Aircraft model
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Sukhoi-Gulfstream S-21 was a projected Russian-American supersonic business jet.
In the early 1990s, Gulfstream Aerospace and the Sukhoi Design Bureau began a joint effort to develop a supersonic small business jet, code named the S-21. Wikipedia
Range: 4,600 mi
Manufacturers: Sukhoi and Gulfstream Aerospace