Harley-Davidson Softail Sport Glide FLSB 2021 vs. Harley-Davidson Nightster Special 2023

Technical Specifications Harley-Davidson Softail Sport Glide FLSB 2021 compared to Harley-Davidson Nightster Special 2023

Harley-Davidson Softail Sport Glide FLSB 2021

Harley-Davidson Nightster Special 2023

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Differences

Harley-Davidson Softail Sport Glide FLSB 2021

Harley-Davidson Nightster Special 2023

Engine and Drive Train

Engine type	Engine type	V	Engine type	V
Bore	Bore	100 mm	Bore	79 mm
Stroke	Stroke	111 mm	Stroke	66 mm
Torque	Torque	146 Nm	Torque	95 Nm
Rpm at Torque	Rpm at Torque	2,750 rpm	Rpm at Torque	5,750 rpm
Compression Ratio	Compression Ratio	10	Compression Ratio	12
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
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	DOHC
Cooling	Cooling	Air	Cooling	liquid
Displacement	Displacement	1,746 ccm	Displacement	975 ccm

Suspension Front

Front suspension	Front suspension	Upside-Down telescopic fork	Front suspension	Upside-Down telescopic fork
Diameter	Diameter	43 mm	Diameter	41 mm
Travel	Travel	130 mm	Travel	114 mm

Suspension Rear

Suspension	Suspension	Swing arm	Suspension	Swing arm
Shock absorber	Shock absorber	Monoshock	Shock absorber	Dual Shock
Travel	Travel	86 mm	Travel	76.2 mm
Adjustment	Adjustment	Preload	Adjustment	Preload

Chassis

Frame	Frame	Steel	Frame	Steel
Frame type	Frame type	Double cradle	Frame type	Tubular, Load-bearing engine
Rake	Rake	60 degree	Rake	60 degree
Trail	Trail	150 mm	Trail	137 mm

Brakes Front

Type	Type	Single disk	Type	Single disk
Diameter	Diameter	300 mm	Diameter	320 mm
Piston	Piston	Four pistons	Piston	Four pistons
Shock mount	Shock mount	Fixed caliper	Shock mount	Floating caliper

Brakes Rear

Type	Type	Disc	Type	Disc
Diameter	Diameter	292 mm	Diameter	260 mm
Piston	Piston	Double piston	Piston	Single piston
Shock mount	Shock mount	Floating caliper	Shock mount	Fixed caliper

Assistance Systems

Advanced Rider Assistance Systems	Advanced Rider Assistance Systems	ABS	Advanced Rider Assistance Systems	ABS, Riding modes, Traction control

Dimensions and Weights

Front tyre width	Front tyre width	130 mm	Front tyre width	100 mm
Front tyre height	Front tyre height	70 %	Front tyre height	90 %
Front tyre diameter	Front tyre diameter	18 inch	Front tyre diameter	19 inch
Rear tyre width	Rear tyre width	180 mm	Rear tyre width	150 mm
Rear tyre height	Rear tyre height	70 %	Rear tyre height	80 %
Rear tyre diameter	Rear tyre diameter	16 inch	Rear tyre diameter	16 inch
Length	Length	2,330 mm	Length	2,250 mm
Width	Width	972 mm	Width	840 mm
Height	Height	1,120 mm	Height	705 mm
Wheelbase	Wheelbase	1,625 mm	Wheelbase	1,545 mm
Seat Height	Seat Height	673 mm	Seat Height	705 mm
Fuel Tank Capacity	Fuel Tank Capacity	18.9 l	Fuel Tank Capacity	11.7 l
License compliancy	License compliancy	A	License compliancy	A