| SP | Saberhagen, B.Saberhagen, Bret >> | 25 | 1989 | R | 96 | 11 | 11 | 5 | 4 | 2.01 | .238 | 0.94 | 7.1 | 1.4 | 5.4 | 89.2 | 70 | 20 | 20 | 1 | 14 | 53 | 3 | 0 | 0 | 1 | 9 | 0 | 1 | 2.43 |
| SP | Morgan, M.Morgan, Mike >> | 30 | 1989 | R | 87 | 10 | 10 | 1 | 2 | 3.64 | .311 | 1.31 | 9.6 | 2.1 | 4.3 | 42.0 | 45 | 22 | 17 | 4 | 10 | 20 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 4.14 |
| SP | Portugal, M.Portugal, Mark >> | 27 | 1989 | R | 79 | 10 | 10 | 3 | 5 | 3.83 | .365 | 1.72 | 9.5 | 6.2 | 6.2 | 51.2 | 54 | 28 | 22 | 2 | 35 | 35 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 4.20 |
| SP | Robinson, D.Robinson, Don >> | 32 | 1989 | R | 68 | 10 | 10 | 5 | 1 | 4.14 | .341 | 1.54 | 10.4 | 3.4 | 4.9 | 63.0 | 73 | 31 | 29 | 4 | 24 | 34 | 0 | 0 | 0 | 0 | 6 | 1 | 1 | 3.94 |
| SU | Nelson, G.Nelson, Gene >> | 29 | 1989 | R | 75 | 21 | 0 | 1 | 1 | 4.32 | .324 | 1.40 | 6.8 | 5.8 | 5.4 | 25.0 | 19 | 12 | 12 | 3 | 16 | 15 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 5.40 |
| RP | Lefferts, C.Lefferts, Craig >> | 32 | 1989 | L | 68 | 29 | 0 | 4 | 1 | 4.28 | .331 | 1.49 | 9.8 | 3.8 | 3.3 | 33.2 | 36 | 17 | 16 | 3 | 14 | 12 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 4.73 |
| SP | Martinez, D.Martinez, Dennis >> | 34 | 1989 | R | 55 | 2 | 0 | 0 | 1 | 5.40 | .286 | 1.20 | 18.0 | 0.0 | 0.0 | 1.2 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 3.00 |