The new business jet, the Challenger 604, will be a longer-range version of its existing Challenger 601-3R, with a nonstop range of about 4,400 miles.

In recent years, Boeing has focused on introducing derivatives of existing models, like longer-range versions of its wide-body, twin-engine 767 and 777.

North Korea's Taepodong is basically a longer-range version of the 1950's Soviet Scud missile.

Both longer-range versions and the freighter feature General Electric GE90 engines and extended raked wingtips.

By the late 1990s, design plans shifted to longer-range versions of existing models.

Canada has supported the United States on deploying a newer, longer-range version of the short-range nuclear weapons now in Europe.

This variant also comes in a longer-range version dubbed Il-96-300V.

Over the winter they re-organized their fighter squadrons as Mustangs arrived and longer-range versions of their existing aircraft were developed.

The new, longer-range version requires an engine that can generate 115,000 pounds.

Boeing offered the 767-400ERX, a longer-range version of the largest 767 model, for sale in 2000.