2020 Harley-Davidson Fat Boy 114 Specs

motorcycle specs

These are the known mechanical and performance specifications for your 2020 Harley-Davidson Fat Boy 114.

Basic Specs

Harley-Davidson Fat Boy 114
ModelHarley-Davidson Fat Boy 114
CostUS$ 18799. MSRP depends on country, taxes, accessories, etc.


Displacement1868.0 ccm (113.99 cubic inches)
TypeMilwaukee-Eight® 114 engine
DetailsV2, four-stroke
Bore/Stroke102.0 x 114.0 mm (4.0 x 4.5 inches)
FuelingInjection. Electronic Sequential Port Fuel Injection
Exhaust2-into-1-into-2 dual side; catalyst in header


Final Drive
ClutchMulti-plate with diaphragm spring in oil bath
DrivelinePrimary chain, 34/46 ratio


Horespower100.0 HP (73.0 kW) @ 5020 RPM
Torque160.0 Nm (16.3 kgf-m or 118.0 ft.lbs) @ 3500 RPM
Top Speed

Fuel Economy & Polution

Fuel Consumption5.00 litres/100 km (20.0 km/l or 47.04 mpg)
Fuel Capacity13.60 litres (3.59 US gallons)
Emissions116.0 CO2 g/km. (CO2 - Carbon dioxide emission)


Frame Type
Rake28.0 deg
Trail132 mm (5.2 inches)
Front SuspensionTelescopic fork
Front Travel
Rear SuspensionTwin shocks
Rear Travel
Seat Height710 mm (28.0 inches) If adjustable, lowest setting.
Alt. Seat Height
Total Height
Total Length2340 mm (92.1 inches)
Total Width
Ground Clearance120 mm (4.7 inches)
Wheelbase1690 mm (66.5 inches)
Dry Weight296.0 kg (652.6 pounds)
Wet Weight306.0 kg (674.6 pounds)

Wheels & Brakes

Front Tire/Tyre150/80-16
Rear Tire/Tyre180/70-B16
Front BrakesDouble disc. ABS. 4-piston.
Front Brake Diameter
Rear BrakesSingle disc. ABS. 2-piston.
Rear Brake Diameter
WheelsDenim black, structure cast aluminum with laser etched graphics


It appears you're interested in specifications for the Harley-Davidson Fat Boy 114. This Custom / cruiser model is powered by a Milwaukee-Eight® 114 engine V2, four-stroke engine with 1868.0 ccm (113.99 cubic inches) of actual displacement before 10.5:1 compression. Fueling is metered via Injection. Electronic Sequential Port Fuel Injection allowing this machine to produce its 100.0 HP (73.0 kW) @ 5020 RPM horsepower and 160.0 Nm (16.3 kgf-m or 118.0 ft.lbs) @ 3500 RPM torque. According to our records engine heat of the Harley-Davidson Fat Boy 114 is moderated by Air. You'll need to get familiar with the 6-speed transmission and pay attention to final drive maintainence. Our best information shows that the front tire size is 150/80-16 and the rear is 180/70-B16 . The entire package is supported by the frame, . We know you like to go fast or cruise all day, but when you need to stop, you'll be dependant on Double disc. ABS. 4-piston. front brakes and Single disc. ABS. 2-piston. rear brakes. The Harley-Davidson Fat Boy 114 was launched in 2020, and we're happy to know (or assume) you've got one in your garage. To help you keep your ride in tip-top shape, consider purchasing an owner or service manual.