Harley-Davidson Softail Fat Boy FLSTF 2009 vs. Harley-Davidson Dyna Street Bob FXDB 2017

Technical Specifications Harley-Davidson Softail Fat Boy FLSTF 2009 compared to Harley-Davidson Dyna Street Bob FXDB 2017

Harley-Davidson Softail Fat Boy FLSTF 2009

Harley-Davidson Dyna Street Bob FXDB 2017

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Differences

Harley-Davidson Softail Fat Boy FLSTF 2009

Harley-Davidson Dyna Street Bob FXDB 2017

Engine and Drive Train

Bore	Bore	95.3 mm	Bore	98.4 mm
Stroke	Stroke	111.1 mm	Stroke	111.1 mm
Torque	Torque	120 Nm	Torque	126 Nm
Rpm at Torque	Rpm at Torque	3,300 rpm	Rpm at Torque	3,250 rpm
Transmission	Transmission	Belt	Transmission	Belt
Cooling	Cooling	Air	Cooling	Air
Displacement	Displacement	1,584 ccm	Displacement	1,690 ccm

Brakes Front

Piston	Piston	Four pistons	Piston	Four pistons

Brakes Rear

Piston	Piston	Double piston	Piston	Double piston
Shock mount	Shock mount	Floating caliper	Shock mount	Floating caliper

Dimensions and Weights

Length	Length	2,400 mm	Length	2,395 mm
Wheelbase	Wheelbase	1,635 mm	Wheelbase	1,630 mm
Seat Height	Seat Height	645 mm	Seat Height	680 mm
Fuel Tank Capacity	Fuel Tank Capacity	18.9 l	Fuel Tank Capacity	17.8 l