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| | | | | | | | | | ARI | ATL | BAL | BOS | CHA | CHN | CIN | CLE | COL | DET | FLO | HOU | KCA | LAN | LAA | | MIL | MIN | NYA | NYN | OAK | PHI | PIT | SDN | SFN | SEA | SLN | TBA | TEX | TOR | WAS | | Team Index | Draft History | Starters: Positional - Pitchers | Registers: Batters - Pitchers | Leaders: Batters - Pitchers |  | Oakland Athletics Pitching Staff Chart |
| | Year | Starting Pitchers | Closer | Bullpen | | 2006 78-84 | Zito
10-14, 4.14 | Loaiza
11-14, 4.68 | Harden
12-6, 3.64 | Blanton
9-12, 4.69 | Saarloos
10-6, 4.71 | Street
40 SV, 2.97 | Duchscherer
69 G, 2.40 | Street
62 G, 2.97 | Casilla
56 G, 3.69 | | 2007 12-17 | Gaudin
3-2, 2.66 | Blanton
1-2, 4.11 | Zito
3-1, 4.14 | Loaiza
1-2, 3.98 | Saarloos
0-1, 4.61 | Street
4 SV, 0.87 | Casilla
15 G, 6.20 | Duchscherer
13 G, 2.66 | Keisler
10 G, 4.85 | | | Top 5 pitchers in Games Started, Top pitcher in Saves and Top 3 pitchers in Games | |
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