| Version |
Booster |
Stage 1 |
Stage 2 |
| Delta IV-S |
|
CBC (RS-68) |
AJ-10-118K |
| Delta IV-M |
|
CBC (RS-68) |
RL-10B-2 |
| Delta IV-M+(4,2) |
2 GEM-60 |
CBC (RS-68) |
RL-10B-2 |
| Delta IV-M+(5,2) |
2 GEM-60 |
CBC (RS-68) |
RL-10B-2, stretched |
| Delta IV-M+(5,4) |
4 GEM-60 |
CBC (RS-68) |
RL-10B-2, stretched |
| Delta IV-HLV |
2 CBC (RS-68) |
CBC (RS-68) |
RL-10B-2, stretched |
|