| SP | Johnson, R.Johnson, Randy >> | 41 | 2004 | L | 100 | 7 | 7 | 4 | 2 | 3.47 | .271 | 1.07 | 7.7 | 2.0 | 10.8 | 49.1 | 42 | 19 | 19 | 4 | 11 | 59 | 1 | 0 | 0 | 0 | 4 | 2 | 0 | 2.45 |
| SP | Wright, J.Wright, Jaret >> | 29 | 2004 | R | 80 | 7 | 7 | 3 | 2 | 4.36 | .293 | 1.15 | 6.5 | 3.8 | 9.3 | 33.0 | 24 | 18 | 16 | 5 | 14 | 34 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 4.45 |
| SP | Bonderman, J.Bonderman, Jeremy >> | 22 | 2004 | R | 70 | 6 | 6 | 4 | 0 | 3.86 | .305 | 1.32 | 7.0 | 5.1 | 5.6 | 32.2 | 25 | 14 | 14 | 7 | 18 | 20 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 6.28 |
| SP | Sabathia, C.Sabathia, CC >> | 24 | 2004 | L | 60 | 6 | 6 | 3 | 2 | 5.05 | .310 | 1.32 | 9.3 | 2.8 | 6.7 | 35.2 | 36 | 21 | 20 | 5 | 11 | 26 | 0 | 0 | 0 | 0 | 3 | 1 | 1 | 4.40 |
| SP | Milton, E.Milton, Eric >> | 29 | 2004 | L | 46 | 6 | 6 | 2 | 2 | 3.23 | .299 | 1.28 | 9.0 | 2.5 | 4.6 | 39.0 | 39 | 18 | 14 | 3 | 11 | 20 | 0 | 0 | 0 | 0 | 3 | 0 | 3 | 3.82 |
| RP | Takatsu, S.Takatsu, Shingo >> | 36 | 2004 | R | 90 | 17 | 0 | 1 | 1 | 5.14 | .357 | 1.57 | 9.9 | 4.3 | 4.7 | 21.0 | 23 | 12 | 12 | 3 | 10 | 11 | 0 | 0 | 1 | 0 | 0 | 2 | 1 | 5.52 |
| RP | Otsuka, A.Otsuka, Akinori >> | 32 | 2004 | R | 88 | 17 | 0 | 1 | 2 | 1.13 | .258 | 1.04 | 6.4 | 3.0 | 9.0 | 24.0 | 17 | 7 | 3 | 3 | 8 | 24 | 0 | 2 | 3 | 0 | 0 | 0 | 0 | 3.63 |
| RP | Francisco, F.Francisco, Frank >> | 25 | 2004 | R | 71 | 12 | 0 | 0 | 0 | 3.75 | .357 | 1.67 | 8.3 | 6.8 | 11.3 | 12.0 | 11 | 5 | 5 | 0 | 9 | 15 | 0 | 2 | 1 | 0 | 0 | 0 | 1 | 2.75 |
| RP | Speier, J.Speier, Justin >> | 31 | 2004 | R | 53 | 8 | 0 | 1 | 0 | 4.00 | .270 | 1.11 | 9.0 | 1.0 | 7.0 | 9.0 | 9 | 4 | 4 | 2 | 1 | 7 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 4.67 |
| RP | Benoit, J.Benoit, Joaquin >> | 27 | 2004 | R | 12 | 6 | 0 | 0 | 0 | 0.96 | .200 | 0.75 | 5.0 | 2.0 | 4.0 | 9.1 | 5 | 1 | 1 | 0 | 2 | 4 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 2.78 |