Harley-Davidson Softail Street Bob FXBB 2020 vs. Harley-Davidson Softail Low Rider ST 2023

Technical Specifications Harley-Davidson Softail Street Bob FXBB 2020 compared to Harley-Davidson Softail Low Rider ST 2023

Harley-Davidson Softail Street Bob FXBB 2020

Harley-Davidson Softail Low Rider ST 2023

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Differences

Harley-Davidson Softail Street Bob FXBB 2020

Harley-Davidson Softail Low Rider ST 2023

Engine and Drive Train

Bore	Bore	100 mm	Bore	103.5 mm
Stroke	Stroke	111.1 mm	Stroke	114.3 mm
Engine power	Engine power	86 HP	Engine power	106 HP
Rpm at Max. Power	Rpm at Max. Power	5,020 rpm	Rpm at Max. Power	5,020 rpm
Torque	Torque	145 Nm	Torque	168 Nm
Rpm at Torque	Rpm at Torque	3,000 rpm	Rpm at Torque	3,500 rpm
Compression Ratio	Compression Ratio	10	Compression Ratio	10.2
Fuel system	Fuel system	Injection	Fuel system	Injection
Starter	Starter	Electric	Starter	Electric
Transmission	Transmission	Belt	Transmission	Chain
Displacement	Displacement	1,745 ccm	Displacement	1,923 ccm

Suspension Front

Front suspension	Front suspension	Telescopic fork	Front suspension	Upside-Down telescopic fork

Chassis

Rake	Rake	30 degree	Rake	28 degree
Trail	Trail	157 mm	Trail	145 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	Floating caliper

Brakes Rear

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

Dimensions and Weights

Front tyre width	Front tyre width	100 mm	Front tyre width	110 mm
Front tyre height	Front tyre height	90 %	Front tyre height	90 %
Front tyre diameter	Front tyre diameter	19 inch	Front tyre diameter	19 inch
Rear tyre width	Rear tyre width	150 mm	Rear tyre width	180 mm
Rear tyre height	Rear tyre height	80 %	Rear tyre height	70 %
Rear tyre diameter	Rear tyre diameter	16 inch	Rear tyre diameter	16 inch
Length	Length	2,320 mm	Length	2,365 mm
Wheelbase	Wheelbase	1,630 mm	Wheelbase	1,615 mm
Seat Height	Seat Height	680 mm	Seat Height	720 mm
Fuel Tank Capacity	Fuel Tank Capacity	13.2 l	Fuel Tank Capacity	18.9 l