| SP | Saberhagen, B.Saberhagen, Bret >> | 25 | 1989 | R | 96 | 39 | 39 | 17 | 14 | 3.50 | .288 | 1.21 | 8.6 | 2.3 | 6.0 | 298.0 | 284 | 118 | 116 | 21 | 76 | 198 | 8 | 0 | 0 | 2 | 25 | 1 | 6 | 3.36 |
| SP | Morgan, M.Morgan, Mike >> | 30 | 1989 | R | 87 | 35 | 35 | 3 | 8 | 3.93 | .321 | 1.40 | 9.4 | 3.2 | 4.5 | 146.2 | 153 | 75 | 64 | 9 | 52 | 73 | 0 | 0 | 0 | 0 | 2 | 3 | 3 | 3.93 |
| SP | Portugal, M.Portugal, Mark # >> | 27 | 1989 | R | 79 | 35 | 35 | 10 | 16 | 4.17 | .329 | 1.46 | 9.0 | 4.1 | 5.4 | 192.0 | 192 | 95 | 89 | 8 | 88 | 116 | 0 | 0 | 0 | 0 | 12 | 2 | 3 | 3.74 |
| SP | Robinson, D.Robinson, Don >> | 32 | 1989 | R | 68 | 31 | 31 | 14 | 5 | 4.24 | .332 | 1.48 | 10.0 | 3.3 | 4.2 | 191.0 | 212 | 96 | 90 | 17 | 71 | 89 | 0 | 0 | 0 | 0 | 18 | 2 | 3 | 4.37 |
| SU | Nelson, G.Nelson, Gene >> | 29 | 1989 | R | 75 | 84 | 0 | 3 | 2 | 2.26 | .253 | 1.00 | 5.1 | 4.0 | 6.3 | 99.2 | 56 | 26 | 25 | 5 | 44 | 69 | 0 | 4 | 3 | 0 | 0 | 1 | 2 | 3.63 |
| RP | Lefferts, C.Lefferts, Craig >> | 32 | 1989 | L | 68 | 100 | 0 | 13 | 4 | 3.96 | .321 | 1.41 | 9.2 | 3.6 | 4.5 | 120.1 | 122 | 54 | 53 | 9 | 48 | 60 | 0 | 2 | 2 | 0 | 0 | 1 | 3 | 4.20 |
| SP | Martinez, D.Martinez, Dennis >> | 34 | 1989 | R | 55 | 12 | 0 | 1 | 3 | 0.96 | .233 | 0.91 | 7.5 | 1.0 | 2.5 | 18.2 | 15 | 5 | 2 | 0 | 2 | 5 | 0 | 3 | 1 | 0 | 0 | 0 | 0 | 2.78 |