Answer
Jan 29, 2020 - 04:03 AM
The correct battery for your 2004 Harley Davidson Sportster is the Deka ETX14L series, the ETX20L unit is too long to fit in the battery box. You can find the ETX14L below:
https://www.techbatterysolutions.com/deka-etx14l-battery/
https://www.techbatterysolutions.com/deka-etx14l-battery/