| C(DH) | Varitek, J.Varitek, Jason # >> | 32 | 2004 | S | 98 | 90 | 96 | 137 | .296 | .391 | .482 | .873 | .350 | 463 | 67 | 137 | 30 | 1 | 18 | 73 | 62 | 126 | 10 | 10 | .998 | - | +0.85 | 4 | +3.91 | 8 | C |
| C(1B) | Estrada, J.Estrada, Johnny >> | 28 | 2004 | S | 88 | 88 | 48 | 134 | .314 | .381 | .450 | .831 | .340 | 462 | 56 | 145 | 36 | 0 | 9 | 76 | 39 | 66 | 11 | 0 | .989 | - | -0.11 | 1 | +2.77 | 8 | C |
| 1B(DH) | Bagwell, J.Bagwell, Jeff >> | 36 | 2004 | R | 75 | 69 | 48 | 156 | .266 | .379 | .465 | .844 | .340 | 572 | 104 | 152 | 29 | 2 | 27 | 89 | 96 | 131 | 8 | 6 | .995 | - | -0.38 | 3 | +3.07 | 29 | C |
| 2B(IF) | Grudzielanek, M.Grudzielanek, Mark >> | 34 | 2004 | R | 59 | 67 | 47 | 81 | .307 | .348 | .432 | .780 | .310 | 257 | 32 | 79 | 12 | 1 | 6 | 23 | 15 | 32 | 1 | 1 | .985 | - | +0.02 | 2 | +0.82 | 5 | C |
| 2B(DH) | Belliard, R.Belliard, Ronnie >> | 29 | 2004 | R | 54 | 53 | 53 | 152 | .282 | .349 | .426 | .775 | .310 | 599 | 78 | 169 | 48 | 1 | 12 | 70 | 60 | 98 | 2 | 3 | .981 | - | +0.37 | 2 | +3.41 | 18 | C |
| 3B(DH) | Munson, E.Munson, Eric >> | 27 | 2004 | L | 1 | 5 | 4 | 109 | .212 | .289 | .445 | .734 | .250 | 321 | 36 | 68 | 14 | 2 | 19 | 49 | 29 | 90 | 6 | 1 | .934 | - | -0.96 | 3 | +1.15 | 5 | C |
| SS(IF) | Clayton, R.Clayton, Royce >> | 34 | 2004 | R | 38 | 33 | 69 | 146 | .279 | .339 | .397 | .736 | .300 | 574 | 95 | 160 | 36 | 4 | 8 | 54 | 48 | 125 | 4 | 10 | .986 | - | +0.53 | 4 | +1.18 | 12 | C |
| OF(DH) | Anderson, G.Anderson, Garret >> | 32 | 2004 | L | 56 | 67 | 44 | 112 | .301 | .345 | .446 | .791 | .300 | 442 | 57 | 133 | 20 | 1 | 14 | 75 | 29 | 75 | 1 | 2 | .991 | - | -0.36 | 2 | +2.36 | 5 | C |
| OF(1B) | Wilson, C.Wilson, Craig >> | 28 | 2004 | R | 45 | 60 | 12 | 155 | .264 | .356 | .499 | .855 | .310 | 561 | 97 | 148 | 35 | 5 | 29 | 82 | 50 | 169 | 30 | 2 | .990 | + | -2.64 | 3 | +2.91 | 25 | C |
| OF(OF) | Matthews, G.Matthews, Gary >> | 30 | 2004 | S | 70 | 60 | 83 | 87 | .275 | .354 | .461 | .815 | .310 | 280 | 37 | 77 | 17 | 1 | 11 | 36 | 33 | 64 | 1 | 5 | .990 | - | +0.71 | 4 | +1.01 | 5 | C |