Harley-Davidson Fat Boy 30th Anniversary 2020 vs. Harley-Davidson Softail Slim S 2017

Technical Specifications Harley-Davidson Fat Boy 30th Anniversary 2020 compared to Harley-Davidson Softail Slim S 2017

Harley-Davidson Fat Boy 30th Anniversary 2020

Harley-Davidson Softail Slim S 2017

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Differences

Harley-Davidson Fat Boy 30th Anniversary 2020

Harley-Davidson Softail Slim S 2017

Engine and Drive Train

Engine type	Engine type	V	Engine type	V
Bore	Bore	102 mm	Bore	101.6 mm
Stroke	Stroke	114.3 mm	Stroke	111.1 mm
Engine power	Engine power	94 HP	Engine power	92 HP
Rpm at Max. Power	Rpm at Max. Power	5,020 rpm	Rpm at Max. Power	5,010 rpm
Torque	Torque	155 Nm	Torque	145 Nm
Rpm at Torque	Rpm at Torque	3,000 rpm	Rpm at Torque	4,000 rpm
Compression Ratio	Compression Ratio	10.5	Compression Ratio	9.2
Fuel system	Fuel system	Injection	Fuel system	Injection
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	1,868 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
Rake	Rake	3 degree	Rake	32.1 degree
Trail	Trail	104 mm	Trail	147 mm

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 diameter	Front tyre diameter	18 inch	Front tyre diameter	16 inch
Rear tyre diameter	Rear tyre diameter	18 inch	Rear tyre diameter	16 inch
Length	Length	2,370 mm	Length	2,350 mm
Wheelbase	Wheelbase	1,665 mm	Wheelbase	1,635 mm
Seat Height	Seat Height	675 mm	Seat Height	650 mm
Fuel Tank Capacity	Fuel Tank Capacity	18.9 l	Fuel Tank Capacity	18.9 l
License compliancy	License compliancy	A	License compliancy	A