Harley Davidson 2025 Fat Boy® - Billiard Gray
Harley Davidson 2025 Fat Boy® - Vivid Black
Harley Davidson 2025 Fat Boy® - Blue Burst
Harley Davidson 2025 Fat Boy® - Whiskey Fire/Vivid Black

2025 Fat Boy®

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DESCRIPTION

2025 Harley-Davidson® Fat Boy®, Iconic Muscle & Modern Power

The 2025 Harley-Davidson® Fat Boy® brings bold design and unstoppable performance to the forefront, now powered by the Milwaukee-Eight® 117 engine for a smoother, more commanding ride. With its signature steamroller stance, massive 7.0-inch LED headlamp, and two-tone trajectory paint in Vivid Black and Whiskey Fire, it’s built to turn heads. Recalibrated suspension, dual-bending valve forks, and Michelin® Scorcher® tyres deliver confident handling and road-gripping stability. Chrome detailing and timeless cruiser styling make the Fat Boy® a true Harley-Davidson® legend reimagined. Request your quote today and own the road in style.

DISCLAIMER

Vehicle shown may vary visually by market and may differ from vehicles manufactured and delivered. Availability may vary by market, please see your local dealer for details.

SPECIFICATION

Length
2,364.7 mm
Width
1,016 mm
Seat Height, Laden +
657.9 mm
Ground Clearance
124.5 mm
Rake
30
Trail
104.1 mm
Wheelbase
1,651 mm
Tire, Type
Michelin® Scorcher 11, front and rear
Tires, Front Specification
160/60R18,70V,BW
Tires, Rear Specification
240/40R18,79V,BW
Fuel Capacity
18.93 L
Oil Capacity (w/filter)
4.73 L
Weight, In Running Order
314.8 kg
Engine+
Milwaukee-Eight® 117 Custom
Bore
103.5 mm
Stroke
114.3 mm
Displacement
1,917 cm³
Compression Ratio
10.3:1
Fuel System+
Electronic Sequential Port Fuel Injection (ESPFI)
Exhaust
2-into-2 staggered; catalyst in muffler
Engine Torque Testing Method
J1349
Engine Torque+
170.9 Nm
Engine Torque (rpm)
3000
Horsepower
77 kW @ 4800 rpm
Lean Angle, Right (deg.)
25.6
Lean Angle, Left (deg.)
25.6
Fuel Economy Testing Method
Estimated City/Hwy
Fuel Economy+
5.0 L/100 km
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
Front Fork
Dual-bending valve 49 mm telescopic with aluminum fork triple clamps; dual rate spring; "beer can" covers
Rear Shocks
Hidden, free piston, coil-over monoshock; 43mm stroke; hydraulic preload adjustment
Wheels, Front Type+
Machined, Lakester cast aluminum
Wheels, Rear Type+
Machined, Lakester cast aluminum
Brakes, Caliper Type
4-piston fixed front and 2-piston floating rear
Brakes, Rotor Type
Front and rear silver, Split 7-spoke floating rotors
Lights (as per country regulation), Headlamp, Tail/Stop/Front Signal Lights+
Headlamp: All LED, low beam, high beam and signature position lamp; Tail/Stop: Bullet-style, LED stop/tail/turn signals; Front Signal Lights: LED Bullet Turn Signals
Gauges
127 mm analog speedometer with digital gear, odometer, fuel level, ride modes, heated gear, traction control, ABS, TPMS, cruise control, clock, trip, range and tachometer indication