FAT BOY®
RIPPED, REFINED, AND READY FOR ITS CLOSE-UP
The original fat custom icon. Now lighter than the previous generation Fat Boy, and slinging torque from a Milwaukee-Eight ® 107 or 114. You'll feel the difference the instant you crack the throttle.Price is for Vivid Black (or solid colour where Vivid Black is not offered). Overseas model shown. The visual appearance and specifications of vehicles may vary by market and may differ from vehicles manufactured and delivered. Please contact your local Harley-Davidson dealership for more information. All comparisons made are between original equipment 2019 and 2020 models.
Satin Chrome Finishes
An all-you-can eat portion of sculpted satin chrome gives the Fat Boy® motorcycle a look that’ll make a big impact.
Steamroller Stance
A muscular look thanks to solid-disc Lakester wheels wrapped in the widest front tyre we've ever offered from the factory at 160mm combined with a rear tyre at 240mm.
Milwaukee-Eight® Big Twin Engine
A powerful, smooth-running engine with crisp throttle response and a pure, soul-satisfying rumble. Available in 107 and 114 engine displacements.
Signature Led Forward Lighting
Darkness-defying lighting that gives you great visibility at night.
High Performance Rear Mono Shock
Easily adjustable mono-shock rear suspension allows for dynamic cornering while preserving the hardtail look.
High Performance Front Suspension
Sophisticated suspension technology provides the performance of a racing-style cartridge fork for reduced weight with linear damping characteristics.
Softail® Frame
The frame retains the classic Softail® lines, but its lightweight design and stiffnes translate to a responsive ride unlike anything you've felt before.
Engine
- Engine 2 Milwaukee-Eight® 107
- Bore 100 mm
- Stroke 111 mm
- Displacement 1,746 cc
- Compression Ratio 10.0:1
- Fuel System Electronic Sequential Port Fuel Injection (ESPFI)
- Exhaust 2-into-2 staggered; catalyst in muffler
Dimensions
- Length 2,370 mm
- Seat Height, Unladen 675 mm
- Ground Clearance 115 mm
- Rake (steering head) (deg) 30
- Trail 104 mm
- Wheelbase 1,665 mm
- Tyres, Front Specification 160/60R18,70V,BW
- Tyres, Rear Specification 240/40R18,79V,BW
- Fuel Capacity 18.9 l
- Oil Capacity (w/filter) 4.7 l
- Weight, As Shipped 304 kg
- Weight, In Running Order 317 kg
Performance
- Engine Torque Testing Method EC 134/2014
- Engine Torque 3 145 Nm
- Engine Torque (rpm) 3,000
- Lean Angle, Right (deg.) 25.6
- Lean Angle, Left (deg.) 25.6
Drivetrain
- Primary Drive Chain, 34/46 ratio
- Gear Ratios (overall) 1st 9.311
- Gear Ratios (overall) 2nd 6.454
- Gear Ratios (overall) 3rd 4.793
- Gear Ratios (overall) 4th 3.882
- Gear Ratios (overall) 5th 3.307
- Gear Ratios (overall) 6th 2.79
Chassis
- Wheels, Front Type Machined, Lakester cast Aluminium
- Wheels, Rear Type 7 Machined, Lakester cast Aluminium
- Brakes, Caliper Type 4-piston fixed front and 2-piston floating rear
Electric
- Lights (as per country regulation), Indicator Lamps 6 High beam, turn signals, neutral, low oil pressure, engine diagnostics, ABS, security, low battery voltage, low fuel
- Gauges 5 inch analog speedometer with digital gear, odometer, fuel level, clock, trip, range and tachometer indication
Engine
- Engine 2 Milwaukee-Eight® 114
- Bore 102 mm
- Stroke 114 mm
- Displacement 1,868 cc
- Compression Ratio 10.5:1
- Fuel System Electronic Sequential Port Fuel Injection (ESPFI)
- Exhaust 2-into-2 staggered; catalyst in muffler
Dimensions
- Length 2,370 mm
- Seat Height, Unladen 675 mm
- Ground Clearance 115 mm
- Rake (steering head) (deg) 30
- Trail 104 mm
- Wheelbase 1,665 mm
- Tyres, Front Specification 160/60R18,70V,BW
- Tyres, Rear Specification 240/40R18,79V,BW
- Fuel Capacity 18.9 l
- Oil Capacity (w/filter) 4.7 l
- Weight, As Shipped 304 kg
- Weight, In Running Order 317 kg
Performance
- Engine Torque Testing Method EC 134/2014
- Engine Torque 3 155 Nm
- Engine Torque (rpm) 3,000
- Lean Angle, Right (deg.) 25.6
- Lean Angle, Left (deg.) 25.6
Drivetrain
- Primary Drive Chain, 34/46 ratio
- Gear Ratios (overall) 1st 9.311
- Gear Ratios (overall) 2nd 6.454
- Gear Ratios (overall) 3rd 4.793
- Gear Ratios (overall) 4th 3.882
- Gear Ratios (overall) 5th 3.307
- Gear Ratios (overall) 6th 2.79
Chassis
- Wheels, Front Type Machined, Lakester cast Aluminium
- Wheels, Rear Type 7 Machined, Lakester cast Aluminium
- Brakes, Caliper Type 4-piston fixed front and 2-piston floating rear
Electric
- Lights (as per country regulation), Indicator Lamps 6 High beam, turn signals, neutral, low oil pressure, engine diagnostics, ABS, security, low battery voltage, low fuel
- Gauges 5 inch analog speedometer with digital gear, odometer, fuel level, clock, trip, range and tachometer indication
- Prices listed are the Manufacturer’s Suggested Retail Prices for base models. Options such as color are available at additional cost. Prices exclude tax, title, licensing, registration fees, destination charges, added accessories, and additional dealer charges, if any, and are subject to change. Harley-Davidson reimburses dealers for performing manufacturer-specified pre-delivery inspection and setup tasks. Dealer prices may vary.
- Recommended 91 octane (95 RON) or higher fuel (R+M)/2.
- Values shown are nominal. Performance may vary by country and region.
- Standard and optional wheels may vary by country and region.
- Riding range estimates provided following the WMTC 134/2014 Annex VII Appendix 3.3 are based on expected performance of a fully-charged battery when operated under specific conditions. Actual range will vary depending on riding habits, ambient weather and equipment conditions. Range as shown is with maximum power and minimum regeneration selected.
2020 Harley Davidson Softail Fat Boy® 107
Colours
Available Colours
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Barracuda Silver
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Barracuda Silver Denim Black Denim
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Billiard Blue
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River Rock Gray Vivid Black
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Spruce
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Stiletto Red
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Vivid Black
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Vivid Black Anniversary
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Zephyr Blue Black Sunglo