Bombardier Challenger 604: A First Among Equals
The Challenger 600 series is known for being one of the most popular family of business jets ever built. For the Bombardier Challenger 604, however, it holds a distinct honor: The most popular of the series.
Indeed, of the 1,066 aircraft built in the Challenger 600 series to date, 365 have been the Challenger 604 variant. And this isn't for any other reason than it's the best on the market!
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Background
Having sold his stake in Learjet to the Gates Rubber Company of Denver, Colorado in 1967 and left its board in 1969, Bill Lear set about his next project: designing a longer range business jet better than those then on the market.
By 1974, Lear had come up with a design he called the LearStar 600, a low-wing, tw...