Specifications[edit]GE90 Type Certificate Data Sheet[39]| Variant | -76B/-77B/-85B/-90B/-94B | -110B1/-113B/-115B |
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| Type | Dual rotor, axial flow, high bypass turbofan |
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| Compressor | 1 fan, 3-stage LP, 10-stage HP | 1 fan, 4-stage LP, 9-stage HP[40] |
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| Turbine | 2-stage HP, 6-stage LP |
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| Length[a] | 286.9 in (7.29 m) | 286.67 in (7.281 m) |
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| Max. width | 152.4 in (3.87 m) | 148.38 in (3.769 m) |
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| Max. height | 155.6 in (3.95 m) | 154.56 in (3.926 m) |
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| Fan diameter[41] | 123 in (3.1 m) | 128 in (3.3 m) |
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| Weight | 17,400 lb (7,893 kg) | 19,316 lb (8,762 kg) |
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| Takeoff thrust | 81,070–97,300 lbf (360.6–432.8 kN) | 110,760–115,540 lbf (492.7–513.9 kN)© |
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| LP rotor speed | 2,261.5 rpm | 2,355 rpm |
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| HP rotor speed | 9,332 rpm |
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| Bypass ratio[6] | 8.4 - 9 | 9 |
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| Pressure ratio[40] | 40:1 | 42:1 |
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| Thrust-to-weight ratio | 5.59 | 5.98 |
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| Takeoff TSFC | 0.278 lb/lbf/h (7.9 g/kN/s)[42] |
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| Cruise TSFC | 0.545 lb/lbf/h (15.4 g/kN/s) (-76B)[43] (-85B)[44]
or 0.520 lb/lbf/h (14.7 g/kN/s) (-85B)
[43][45] |
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General Electric GE90https://en.wikipedia.org/wiki/General_Electric_GE90
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