2001 Harley-Davidson FLSTFI Fat Boy Battery Replacement Parts
11 parts verified to fit your 2001 Harley-Davidson FLSTFI Fat Boy for a complete battery replacement. This is an easy DIY project — estimated 15-30 minutes.
Batteries
(11)primary
Yuasa Battery
Yuasa YTX20HL Maintenance Free AGM 12-Volt Battery
$123.75
Yuasa Battery
Yuasa YTX20L Maintenance Free AGM 12-Volt Battery
$115.88
Yuasa Battery
Yuasa YTX20HL-BS High Performance AGM Battery w/Bottle
$121.60
TwinPower
Twin Power YTX-20HL High Performance Battery Replaces H-D 65989-97A Made in USA 310 CCA
$174.07
Antigravity Batteries
Antigravity YTX20 Lithium Battery w/Re-Start
$354.99
Yuasa Battery
Yuasa YTX20L-BS Maintenance Free AGM 12-Volt Battery w/Bottle
$115.16
Odyssey Battery
Odyssey Battery Powersport Extreme AGM Battery
$189.39
Odyssey Battery
Odyssey Battery Powersport Extreme AGM Battery (PC545)
$168.23
Battery Replacement for Other Harley-Davidson FLSTFI Fat Boy Years
Other Jobs for Your 2001 Harley-Davidson FLSTFI Fat Boy
Frequently Asked Questions
What parts do I need for a battery replacement on my 2001 Harley-Davidson FLSTFI Fat Boy?
A complete battery replacement on the 2001 Harley-Davidson FLSTFI Fat Boy typically requires batteries. All parts shown on this page are verified to fit your specific vehicle.
How long does a battery replacement take on a 2001 Harley-Davidson FLSTFI Fat Boy?
A battery replacement typically takes 15-30 minutes and is rated as easy difficulty. Actual time may vary depending on your experience and the specific parts being replaced.
Can I do a battery replacement myself?
Yes! A battery replacement is an easy DIY project that most people can do with basic hand tools. It's a great way to save money on labor costs.
Are these parts guaranteed to fit my 2001 Harley-Davidson FLSTFI Fat Boy?
Yes, all parts on this page are verified to fit the 2001 Harley-Davidson FLSTFI Fat Boy using VCDB fitment data from manufacturers. Our fitment information is cross-referenced with industry-standard vehicle databases to ensure accuracy.
What brands make battery replacement parts for the 2001 Harley-Davidson FLSTFI Fat Boy?
We carry battery replacement parts from trusted brands including Yuasa Battery, TwinPower, Antigravity Batteries, Odyssey Battery, and CTEK. Filter by brand to find your preferred manufacturer.
How much does a battery replacement cost for a 2001 Harley-Davidson FLSTFI Fat Boy?
The cost of a battery replacement for the 2001 Harley-Davidson FLSTFI Fat Boy depends on the parts and brands you choose. Browse the parts on this page to see current pricing. Doing the work yourself saves significantly on labor costs.