Seattle Mariners · P · Arbitration eligible
Gabe Speier has an estimated 5 years and 6 days of major league service time — 5.006 in the notation clubs use, from 866 days credited on a major league roster.
| Season | Club | Days | Running total | How this season is known |
|---|---|---|---|---|
| 2019 | Kansas City Royals | 27 | 0.027 | From transactions |
| 2020 | Kansas City Royals | 78 | 0.105 | From transactions |
| 2021 | Kansas City Royals | 19 | 0.124 | From transactions |
| 2022 | Kansas City Royals | 77 | 1.029 | From transactions |
| 2023 | Seattle Mariners | 172 | 2.029 | From transactions |
| 2024 | Seattle Mariners | 149 | 3.006 | From transactions |
| 2025 | Seattle Mariners | 172 | 4.006 | From transactions |
| 2026 | Seattle Mariners | 172 | 5.006 | From transactions |
172 days credit a full year, so a season adds at most 1.000 no matter how long a player is on a roster. 3.000 years reaches salary arbitration and 6.000 reaches free agency —
what every threshold unlocks.
This figure is an estimate reconstructed from public roster
transaction records. It is not an official MLB or MLBPA figure — those are
not published. See the
methodology.
Last updated 2026-10-12.
Independent project, not affiliated with or endorsed by Major League
Baseball or the MLBPA.