2025 Fat Boy™
Harley-Davidson 2025 Fat Boy for Sale Central Coast & North Sydney Australia
2025 Fat Boy Specifications and Information
Authentic heritage meets modern technology for power, style, and the unadulterated riding experience - around town or along country roads.
Design
New premium paint options and tank medallion embolden the design that has defined the Fat Boy for generations.
PERFORMANCE
The 2025 Fat Boy is more fun than ever before with a new, high-performance Milwaukee-Eight® 117 Custom engine, a high-flowing, two-into-two exhaust system, and improved suspension.
INNOVATION
Classic form hides a suite of modern tech made to add comfort and convenience, but never take attention away from the ride.
Dimensions
- Length 2,365 mm
- Width 965 mm
- Seat Height, Unladen 675 mm
- Ground Clearance 125 mm
- Rake 30
- Trail 104 mm
- Wheelbase 1,650 mm
- Tyres, Type Michelin® Scorcher 11, front and rear
- 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, In Running Order 315 kg
Engine
- Engine Milwaukee-Eight® 117 Custom
- Bore 103.5 mm
- Stroke 114.3 mm
- Displacement 1,923 cc
- Compression Ratio 10.3:1
- Fuel System Electronic Sequential Port Fuel Injection (ESPFI)
- Exhaust 2-into-2 staggered; catalyst in muffler
Performance
- Engine Torque Testing Method EC 134/2014
- Engine Torque 168 Nm
- Engine Torque (rpm) 3000
- Horsepower 103 HP / 77 kW @ 5020 rpm
- Lean Angle, Right (deg.) 25.6
- Lean Angle, Left (deg.) 25.6
- Fuel Economy Testing Method EU 134/2014
- Fuel Economy 5.5 l/100 km
- CO2 Emissions Testing Method EU 134/2014
- CO2 Emissions 128 g/km CO2
Drive Train
- 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
- 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
Electric
- Headlamp All LED headlamp, low and high beam with signature position lighting
- Tail/Stop Bullet-style, LED stop/tail/turn signals
- Front Signal Lights LED Bullet Turn Signals
- Gauges 5-inch analog speedometer with digital gear, odometer, fuel level, ride modes, heated gear, traction control, ABS, TPMS, cruise control, clock, trip, range and tachometer indication
Infotainment
- Languages N/A, N/A
- Text-to-Speech (TTS) Languages N/A, N/A