Production Data
| CT-4 | qty 2 | s/n 001 - 002 | |
| S/n 001 was retained as a demonstrator and then eventually sold to a NZ syndicate who still operate it today. S/n 002 was the only single control CT-4 ever built. It was gifted to the King of Siam (Thailand). |
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| CT-4A | qty 61 | s/n 003 - 063 | |
| S/n 003 - 026 sold to RTAF (many still operating today) S/n 027 - 063 sold to RAAF (most on Australian civil register today. 3 in USA) |
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| CT-4B | qty 14 | s/n 064 - 077 | |
| Not the same as a civil CT-4B model. S/n 064 - 077 sold to Breco and never delivered. Converted to CT-4A model and sold to RAAF. S/n 065 now owned by PAC as ZK-PAC (prototype CT-4E). |
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| CT-4B | qty 19 | s/n 078 - 096 | |
| S/n 078 -096 sold to RNZAF. Traded in on CT-4E models in mid 1990s. Converted by Aeromotive to civil CT-4B and most now operated by BAe Systems Australia. | |||
| CT-4B | qty 18 | s/n 097 - 114 | |
| The only civil CT-4Bs ever produced. S/n 097 - 108 sold to BAe/Ansett. S/n 109- 114 sold to RTAF. |
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| CT-4E | qty 40 | s/n 200 - 240 | |
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S/n 200 - 212 sold to Aeromotive (leased to RNZAF) |
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| CT-4 Model Development | |||
| CT-4C - Allison 250 powered Turbine variant developed but not certified on loan RNZAF s/n 088, returned to RNZAF as CT-4B. CT-4CR - Allison 250 powered turbine variant with retractable undercarriage. CT-4D - Original RNZAF model designation. Later revived as a Textron Lycoming TIO-360 powered variant. |
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