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Harley-Davidson Softail Fat Bob

The Softail Fat Bob is the Milwaukee-Eight Fat Bob, set apart by its inverted front fork, dual headlight, and aggressive stance on the current Softail chassis. This page covers confirmed-fit parts for the Softail Fat Bob, including suspension, exhaust, intake, and tuning. Check the fitment notes on each product page before you buy. Current stock only.

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1997-2025 Harley-Davidson Softail/Dyna Twin Power YTX-20HL Shocker Gel Battery 310 CCA

TwinPower
Original price $138.99 - Original price $138.99
Original price
$138.99
$138.99 - $138.99
Current price $138.99

Twin Power Shocker Gel batteries use nano-gel technology in a heavy-duty OEM-style case for long, reliable starting performance. The gel electrolyt...

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2011-2020 Harley-Davidson Touring/Softail Dynojet Power Vision 4 Flash Tuner

Dynojet
Original price $533.32
Original price $533.32 - Original price $533.32
Original price $533.32
Current price $479.99
$479.99 - $479.99
Current price $479.99

The Dynojet Power Vision 4 is a Bluetooth flash tuner that pairs with the Dynojet mobile app to write performance tunes directly to your bike's ECU...

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1997-2025 Harley-Davidson Softail/Dyna Twin Power GYZ-20HL Premium MAX Battery 320 CCA

TwinPower
Original price $199.99 - Original price $199.99
Original price
$199.99
$199.99 - $199.99
Current price $199.99

Twin Power Premium MAX batteries are made in the USA with Absorbed Glass Mat construction in a heavy-duty OEM-style case. Factory activated and sea...

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1997-2025 Harley-Davidson Softail/Dyna Twin Power YTX-20HL High Performance Battery 310 CCA

TwinPower
Original price $169.99 - Original price $169.99
Original price
$169.99
$169.99 - $169.99
Current price $169.99

Twin Power High Performance batteries are made in the USA and supplied factory activated, filled, sealed, and charged. Absorbed Glass Mat construct...

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1997-2025 Harley-Davidson Softail/Dyna Twin Power YTX-20HL Shocker Battery 310 CCA

TwinPower
Original price $138.99 - Original price $138.99
Original price
$138.99
$138.99 - $138.99
Current price $138.99

Twin Power Shocker batteries are endurance and laboratory tested for long, reliable performance in a heavy-duty OEM-style case. Absorbed Glass Mat ...

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1984-2025 Harley-Davidson Softail/Dyna Antigravity XPS YTX20 Lithium Battery 780 CA Left Side Negative

Antigravity Batteries
Original price $409.99 - Original price $409.99
Original price
$409.99
$409.99 - $409.99
Current price $409.99

The Antigravity XPS YTX20 is the Extreme Power Series battery in the standard YTX20 case, and it is the model Antigravity itself directs big-inch b...

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1984-2025 Harley-Davidson Softail/Dyna Antigravity XPS YTX20 Lithium Battery 780 CA Right Side Negative

Antigravity Batteries
Original price $409.99 - Original price $409.99
Original price
$409.99
$409.99 - $409.99
Current price $409.99

The Antigravity XPS YTX20 is the Extreme Power Series battery in the standard YTX20 case, and it is the model Antigravity itself directs big-inch b...

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1984-2025 Harley-Davidson Softail/Dyna & Indian Antigravity ATX20-HD Heavy Duty Lithium Battery 780 CA

Antigravity Batteries
Original price $449.99 - Original price $449.99
Original price
$449.99
$449.99 - $449.99
Current price $449.99

The Antigravity ATX20-HD is the Heavy Duty version of the YTX20-size lithium battery, built for bikes that need more usable capacity: accessory-hea...

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1984-2025 Harley-Davidson Softail/Dyna & Indian Antigravity ATX20-RS RE-START Lithium Battery 680 CA

Antigravity Batteries
Original price $354.99 - Original price $354.99
Original price
$354.99
$354.99 - $354.99
Current price $354.99

The Antigravity ATX20-RS is a lithium-ion replacement for the YTX20-series battery used across Harley-Davidson Softail, Dyna, and older Sportster m...

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1991-2025 Harley-Davidson Softail/Dyna & Indian Yuasa GYZ20HL High Performance AGM Battery 320 CCA

Yuasa Battery
Original price $227.95 - Original price $227.95
Original price
$227.95
$227.95 - $227.95
Current price $227.95

The Yuasa GYZ20HL is the top-tier battery for the Softail, Dyna, V-Rod and Indian Thunderstroke platforms. The GYZ series uses taller plates, thru-...

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1991-2025 Harley-Davidson Softail/Dyna & Indian Yuasa YTX20HL-BS High Performance AGM Battery 310 CCA

Yuasa Battery
Original price $169.95 - Original price $169.95
Original price
$169.95
$169.95 - $169.95
Current price $169.95

The Yuasa YTX20HL-BS is the high performance battery for American V-twins: the direct fit for 1991-2025 Harley-Davidson Softail and 1991-2017 Dyna ...

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1991-2025 Harley-Davidson Softail/Dyna/V-Rod & Indian Yuasa YTX20HL Factory Activated AGM Battery 310 CCA

Yuasa Battery
Original price $172.95 - Original price $172.95
Original price
$172.95
$172.95 - $172.95
Current price $172.95

The Yuasa YTX20HL is the factory-activated version of the YTX20HL-BS, filled and charged at the plant and ready to install. It covers the widest sp...

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1991-2025 Harley-Davidson Softail/Dyna Yuasa YTX20L-BS Maintenance Free AGM Battery 270 CCA

Yuasa Battery
Original price $160.95 - Original price $160.95
Original price
$160.95
$160.95 - $160.95
Current price $160.95

The Yuasa YTX20L-BS is the standard replacement battery for 1991-2025 Harley-Davidson Softail and Dyna models, matching the case size and terminal ...

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1991-2025 Harley-Davidson Softail/Dyna/V-Rod Yuasa YTX20L Factory Activated AGM Battery 270 CCA

Yuasa Battery
Original price $161.95 - Original price $161.95
Original price
$161.95
$161.95 - $161.95
Current price $161.95

The Yuasa YTX20L is the factory-activated version of the YTX20L-BS, filled and charged at the Yuasa plant and ready to drop into 1991-2025 Harley-D...

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2021-2023 Harley-Davidson Touring/Softail Dynojet Power Vision 4 Reflash Cable

Dynojet
Original price $77.77
Original price $77.77 - Original price $77.77
Original price $77.77
Current price $69.99
$69.99 - $69.99
Current price $69.99

The Dynojet Power Vision 4 Reflash Cable is a replacement diagnostic cable for the Power Vision 4 tuner on 2021 and newer Harley-Davidson Touring a...

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Harley-Davidson Dynojet Power Vision ECU Cable Delphi CAN

Dynojet
Original price $77.77
Original price $77.77 - Original price $77.77
Original price $77.77
Current price $69.99
$69.99 - $69.99
Current price $69.99

The Dynojet Power Vision ECU Cable is a replacement diagnostic cable for connecting a Power Vision flash tuner to Harley-Davidson motorcycles equip...

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2018-2024 Harley-Davidson Softail Progressive 465 Series Shocks 13.5in Black (Pair)

Progressive
Original price $822.95 - Original price $822.95
Original price
$822.95
$822.95 - $822.95
Current price $822.95

The 465 Series is a high-pressure gas monotube shock designed for Milwaukee-Eight Softail models. A large 46mm bore with deflective disc damping, a...

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2018-2024 Harley-Davidson Softail Progressive 465 Series Shocks 12.2in Heavy Duty Black (Pair)

Progressive
Original price $822.95 - Original price $822.95
Original price
$822.95
$822.95 - $822.95
Current price $822.95

The 465 Series is a high-pressure gas monotube shock designed for Milwaukee-Eight Softail models. A large 46mm bore with deflective disc damping, a...

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2018-2026 Harley-Davidson Softail Fox IFP-QSR Rear Shock 13 in Standard Spring

FOX Powersports
Original price $899.99 - Original price $899.99
Original price
$899.99
$899.99 - $899.99
Current price $899.99

Fox Street Performance IFP-QSR rear shock for 2018-up Harley-Davidson Softail (Milwaukee-Eight) models. Replaces the single under-seat mono-shock w...

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2018-2026 Harley-Davidson Softail Fox IFP-QSR Rear Shock 13.5 in Standard Spring

FOX Powersports
Original price $899.99 - Original price $899.99
Original price
$899.99
$899.99 - $899.99
Current price $899.99

Fox Street Performance IFP-QSR rear shock for 2018-up Harley-Davidson Softail (Milwaukee-Eight) models. Replaces the single under-seat mono-shock w...

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2018-2021 Harley-Davidson Softail Fat Bob Öhlins NIX 30 Street Front Fork Cartridge Kit (Showa)

Ohlins
Original price $1,373.90 - Original price $1,373.90
Original price
$1,373.90
$1,373.90 - $1,373.90
Current price $1,373.90

Öhlins NIX 30 Street front fork cartridge kit for Harley-Davidson Softail Fat Bob, 2018-2022. A drop-in upgrade for the OEM front fork internals, d...

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2021-2023 Harley-Davidson Touring/Softail Dynojet Power Vision 4 Flash Tuner

Dynojet
Original price $533.32
Original price $533.32 - Original price $533.32
Original price $533.32
Current price $479.99
$479.99 - $479.99
Current price $479.99

The Dynojet Power Vision 4 is a Bluetooth flash tuner that pairs with the Dynojet mobile app to write performance tunes directly to your bike's ECU...

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2017-2022 Harley-Davidson Touring/Softail Vance & Hines VO2 Falcon Air Intake Forged Carbon Fiber

Vance and Hines
Original price $659.95 - Original price $659.95
Original price
$659.95
$659.95 - $659.95
Current price $659.95

Developed for the performance-minded enthusiast looking for superior bolt-on power and torque, the VO2 Falcon resets the bar for 90º intakes with f...

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2017-2021 Harley-Davidson Touring/Softail Vance & Hines VO2 Insight Air Intake Black

Vance and Hines
Original price $549.95 - Original price $549.95
Original price
$549.95
$549.95 - $549.95
Current price $549.95

Catch a glimpse of your intake's inner workings with the VO2 Insight. Housed in a precision-machined billet aluminum cover assembled with stainless...

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