Ford Flex Battery Sizes by Year
Engine-specific battery groups by model year.
| Year | Engine / groups |
|---|---|
| 2019 | 3.5L Ecoboost Turbo: 65-1, 65-2, 65-AGM Duratec 35: 65-1, 65-2, 65-AGM |
| 2018 | 3.5L Ecoboost Turbo: 65-1, 65-2, 65-AGM Duratec 35: 65-1, 65-2, 65-AGM |
| 2017 | 3.5L Ecoboost Turbo: 65-1, 65-2, 65-AGM Duratec 35: 65-1, 65-2, 65-AGM |
| 2016 | 3.5L Ecoboost Turbo: 65-1, 65-2, 65-AGM Duratec 35: 65-1, 65-2, 65-AGM |
| 2015 | 3.5L Ecoboost Turbo: 65-1, 65-2, 65-AGM Duratec 35: 65-1, 65-2, 65-AGM |
| 2014 | 3.5L Ecoboost Turbo: 65-1, 65-2, 65-AGM Duratec 35: 65-1, 65-2, 65-AGM |
| 2013 | 3.5L Ecoboost Turbo: 65-1, 65-2, 65-AGM Duratec 35: 65-1, 65-2, 65-AGM |
| 2012 | 3.5L Ecoboost Turbo: 65-1, 65-2, 65-AGM Duratec 35: 65-1, 65-2, 65-AGM |
| 2011 | 3.5L Ecoboost Turbo: 65-1, 65-2, 65-AGM Duratec 35: 65-1, 65-2, 65-AGM |
| 2010 | 3.5L Ecoboost Turbo: 65-1, 65-2, 65-AGM Duratec 35: 65-1, 65-2, 65-AGM |
| 2009 | Duratec 35: 65-1, 65-2, 65-AGM |