| SP | Hernandez, O.Hernandez, Orlando >> | 33 | 1998 | R | 76 | 36 | 36 | 14 | 11 | 3.94 | .304 | 1.29 | 7.8 | 3.8 | 6.8 | 237.2 | 206 | 107 | 104 | 32 | 101 | 180 | 3 | 0 | 0 | 1 | 22 | 4 | 4 | 4.57 |
| SP | Irabu, H.Irabu, Hideki >> | 29 | 1998 | R | 52 | 29 | 29 | 11 | 10 | 3.55 | .300 | 1.25 | 7.2 | 4.1 | 6.6 | 177.1 | 142 | 73 | 70 | 18 | 80 | 130 | 1 | 0 | 0 | 1 | 17 | 6 | 4 | 4.31 |
| SP | Pettitte, A.Pettitte, Andy >> | 26 | 1998 | L | 16 | 27 | 26 | 9 | 13 | 5.49 | .332 | 1.47 | 9.6 | 3.7 | 7.1 | 154.0 | 164 | 98 | 94 | 28 | 63 | 121 | 1 | 0 | 0 | 0 | 10 | 3 | 4 | 5.08 |
| RP | Lloyd, G.Lloyd, Graeme >> | 31 | 1998 | L | 87 | 93 | 0 | 3 | 2 | 2.66 | .232 | 0.90 | 6.1 | 2.0 | 5.7 | 91.1 | 62 | 33 | 27 | 5 | 20 | 58 | 0 | 0 | 1 | 0 | 0 | 1 | 3 | 3.13 |
| CL | Rivera, M.Rivera, Mariano >> | 29 | 1998 | R | 69 | 65 | 0 | 4 | 7 | 3.23 | .292 | 1.19 | 8.0 | 2.9 | 6.4 | 69.2 | 61 | 26 | 25 | 6 | 22 | 49 | 0 | 40 | 6 | 0 | 0 | 3 | 0 | 3.80 |
| RP | Stanton, M.Stanton, Mike # >> | 31 | 1998 | L | 51 | 70 | 0 | 4 | 1 | 5.40 | .309 | 1.29 | 8.4 | 3.3 | 8.0 | 43.1 | 40 | 28 | 26 | 2 | 16 | 38 | 0 | 2 | 2 | 0 | 0 | 2 | 0 | 3.09 |
| RP | Mendoza, R.Mendoza, Ramiro >> | 26 | 1998 | R | 37 | 99 | 0 | 7 | 2 | 3.17 | .274 | 1.10 | 7.1 | 2.8 | 6.8 | 108.0 | 85 | 39 | 38 | 11 | 34 | 82 | 0 | 3 | 2 | 0 | 0 | 3 | 4 | 3.83 |
| RP | Holmes, D.Holmes, Darren >> | 32 | 1998 | R | 32 | 57 | 0 | 3 | 2 | 2.56 | .305 | 1.31 | 8.8 | 3.1 | 7.1 | 56.1 | 55 | 19 | 16 | 6 | 19 | 44 | 0 | 3 | 1 | 0 | 0 | 0 | 0 | 3.84 |
| RP | Banks, W.Banks, Willie >> | 29 | 1998 | R | 22 | 36 | 0 | 3 | 2 | 4.50 | .365 | 1.61 | 7.3 | 7.3 | 7.3 | 36.0 | 29 | 18 | 18 | 4 | 29 | 29 | 0 | 1 | 0 | 0 | 0 | 4 | 1 | 5.58 |