Harley-Davidson Dyna Fat Bob FXDF 2017 vs. Harley-Davidson Softail Fat Boy FLFB 2018

Technical Specifications Harley-Davidson Dyna Fat Bob FXDF 2017 compared to Harley-Davidson Softail Fat Boy FLFB 2018

Harley-Davidson Dyna Fat Bob FXDF 2017

Harley-Davidson Softail Fat Boy FLFB 2018

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Differences

Harley-Davidson Dyna Fat Bob FXDF 2017

Harley-Davidson Softail Fat Boy FLFB 2018

Engine and Drive Train

Bore	Bore	98.4 mm	Bore	100 mm
Stroke	Stroke	111.1 mm	Stroke	111.1 mm
Engine power	Engine power	80 HP	Engine power	86 HP
Rpm at Max. Power	Rpm at Max. Power	5,020 rpm	Rpm at Max. Power	5,020 rpm
Torque	Torque	130 Nm	Torque	145 Nm
Rpm at Torque	Rpm at Torque	3,500 rpm	Rpm at Torque	3,000 rpm
Compression Ratio	Compression Ratio	9.7	Compression Ratio	10
Fuel system	Fuel system	Injection	Fuel system	Injection
Starter	Starter	Electric	Starter	Electric
Clutch Type	Clutch Type	Multiplate in oil-bath	Clutch Type	Multiplate in oil-bath
Ignition	Ignition	Transistor	Ignition	Transistor
Transmission	Transmission	Belt	Transmission	Belt
Transmission Type	Transmission Type	Gearshift	Transmission Type	Gearshift
Number of gears	Number of gears	6	Number of gears	6
Valves	Valves	OHV	Valves	OHV
Cooling	Cooling	Air	Cooling	Air
Displacement	Displacement	1,690 ccm	Displacement	1,745 ccm

Suspension Front

Front suspension	Front suspension	Telescopic fork	Front suspension	Telescopic fork

Chassis

Frame	Frame	Steel	Frame	Steel
Frame type	Frame type	Double cradle	Frame type	Double cradle
Rake	Rake	29 degree	Rake	3 degree
Trail	Trail	125 mm	Trail	104 mm

Brakes Front

Type	Type	Double disk	Type	Single disk
Piston	Piston	Four pistons	Piston	Four pistons

Brakes Rear

Type	Type	Disc	Type	Disc
Piston	Piston	Double piston	Piston	Double piston
Shock mount	Shock mount	Floating caliper	Shock mount	Floating caliper

Dimensions and Weights

Front tyre width	Front tyre width	130 mm	Front tyre width	160 mm
Front tyre height	Front tyre height	90 %	Front tyre height	60 %
Front tyre diameter	Front tyre diameter	16 inch	Front tyre diameter	18 inch
Rear tyre width	Rear tyre width	180 mm	Rear tyre width	240 mm
Rear tyre height	Rear tyre height	70 %	Rear tyre height	40 %
Rear tyre diameter	Rear tyre diameter	16 inch	Rear tyre diameter	18 inch
Length	Length	2,400 mm	Length	2,370 mm
Wheelbase	Wheelbase	1,620 mm	Wheelbase	1,665 mm
Seat Height	Seat Height	690 mm	Seat Height	675 mm
Fuel Tank Capacity	Fuel Tank Capacity	18.9 l	Fuel Tank Capacity	18.9 l
License compliancy	License compliancy	A	License compliancy	A