Harley-Davidson Softail Fat Boy FLFB 2018 vs. Harley-Davidson Softail Fat Boy S 2016

Technical Specifications Harley-Davidson Softail Fat Boy FLFB 2018 compared to Harley-Davidson Softail Fat Boy S 2016

Harley-Davidson Softail Fat Boy FLFB 2018

Harley-Davidson Softail Fat Boy S 2016

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Differences

Harley-Davidson Softail Fat Boy FLFB 2018

Harley-Davidson Softail Fat Boy S 2016

Engine and Drive Train

Engine type	Engine type	V	Engine type	V
Bore	Bore	100 mm	Bore	101.6 mm
Stroke	Stroke	111.1 mm	Stroke	111.1 mm
Engine power	Engine power	86 HP	Engine power	92.5 HP
Rpm at Max. Power	Rpm at Max. Power	5,020 rpm	Rpm at Max. Power	5,250 rpm
Torque	Torque	145 Nm	Torque	147 Nm
Rpm at Torque	Rpm at Torque	3,000 rpm	Rpm at Torque	4,000 rpm
Compression Ratio	Compression Ratio	10	Compression Ratio	9.6
Clutch Type	Clutch Type	Multiplate in oil-bath	Clutch Type	Multiplate in oil-bath
Ignition	Ignition	Transistor	Ignition	Transistor
Transmission	Transmission	Belt	Transmission	Belt
Number of gears	Number of gears	6	Number of gears	6
Cylinders	Cylinders	2	Cylinders	2
Valves	Valves	OHV	Valves	OHV
Cooling	Cooling	Air	Cooling	Air
Displacement	Displacement	1,745 ccm	Displacement	1,801 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

Brakes Front

Type	Type	Single disk	Type	Single disk
Piston	Piston	Four pistons	Piston	Four pistons
Shock mount	Shock mount	Fixed caliper	Shock mount	Fixed caliper

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	160 mm	Front tyre width	140 mm
Front tyre height	Front tyre height	60 %	Front tyre height	75 %
Front tyre diameter	Front tyre diameter	18 inch	Front tyre diameter	17 inch
Rear tyre width	Rear tyre width	240 mm	Rear tyre width	200 mm
Rear tyre height	Rear tyre height	40 %	Rear tyre height	55 %
Rear tyre diameter	Rear tyre diameter	18 inch	Rear tyre diameter	17 inch
Length	Length	2,370 mm	Length	2,396 mm
Wheelbase	Wheelbase	1,665 mm	Wheelbase	1,635 mm
Seat Height	Seat Height	675 mm	Seat Height	690 mm
Fuel Tank Capacity	Fuel Tank Capacity	18.9 l	Fuel Tank Capacity	18.9 l
License compliancy	License compliancy	A	License compliancy	A