In 1976 three US Army Chinooks (one for each existent version, A,B and C)
were chosen to be converted to the new
CH-47D variant which have upgraded engines and a new triple-hook cargo system. The programme started in 1979 and a total of 472 airframes were converted. There were also a few new-built Ds with the last of them delivered in 2002
In 1999, Boeing presented the
CH-47SD (or Super-D) for the international market featuring extended range and a glass cockpit.
In 2001, Boeing unveiled the
CH-47F a new upgrade that includes at least 300 conversions of the remaining Ds
In 2004, the
MH-47G special forces variant was first delivered.
| Model | Year | History |
| YCH-47D | 1977 | CH-47D Chinook prototypes. Three older airframes used, one of each earlier version A, B and C 
|
| CH-47D Chinook | 1979 | |
| MH-47D Chinook | 1984 | Introduced in mid-eighties, twelve D aircraft ( 6 ex CH-47A and 6 ex CH-47B ) were converted for use by the
US Army 160th Special Operations A ...
|
| MH-47E Chinook | 1988 | Special Operations Aircraft (SOA). 26 converted from CH-47C with similar capabilities as the MH-47D but with the CH-47SD (Super-D) increased fue ...
|
| CH-47SD Chinook | 1999 | The Super D, aimed primarily at the international market incorporating a fully integrated glass cockpit with automated flight controls and full a ...
|
 CH-47F Chinook | 2001 | Aimed as a low cost re-manufacture of the CH-47D and to extend the model life to 2060, the CH-47F first flew in 2001 and the first production mac ...
Main features includes new 4.868 shp Honeywell engines,
improved avionics and an upgraded airframe with larger single-piece sections
to redu ...
All F-models are built with a completely re-designed and newly manufactured airframe. While some aircraft are assembled with “recycled” compo ...
|
| Chinook HC.4 | 2010 | Upgrade version for RAF Chinook HC.2/2A under name project Julius. Upgrade at Vector Aerospace (UK).
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