Harley-Davidson Street Bob 117 2025 vs. Harley-Davidson Nightster 2026

Technical Specifications Harley-Davidson Street Bob 117 2025 compared to Harley-Davidson Nightster 2026

Harley-Davidson Street Bob 117 2025

Harley-Davidson Nightster 2026

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Differences

Harley-Davidson Street Bob 117 2025

Harley-Davidson Nightster 2026

Engine and Drive Train

Engine type	Engine type	V	Engine type	V
Bore	Bore	103.5 mm	Bore	97 mm
Stroke	Stroke	114.3 mm	Stroke	66 mm
Engine power	Engine power	92.5 HP	Engine power	89 HP
Rpm at Max. Power	Rpm at Max. Power	5,020 rpm	Rpm at Max. Power	7,500 rpm
Torque	Torque	156 Nm	Torque	95 Nm
Rpm at Torque	Rpm at Torque	2,750 rpm	Rpm at Torque	5,750 rpm
Compression Ratio	Compression Ratio	10.3	Compression Ratio	12
Fuel system	Fuel system	Injection	Fuel system	Injection
Starter	Starter	Electric	Starter	Electric
Transmission	Transmission	Belt	Transmission	Belt
Number of gears	Number of gears	6	Number of gears	6
Cylinders	Cylinders	2	Cylinders	2
Strokes	Strokes	4-Stroke	Strokes	4-Stroke
Cooling	Cooling	Air	Cooling	liquid
Displacement	Displacement	1,923 ccm	Displacement	975 ccm

Suspension Front

Front suspension	Front suspension	Telescopic fork	Front suspension	Upside-Down telescopic fork
Brand	Brand	Showa	Brand	Showa
Diameter	Diameter	49 mm	Diameter	41 mm

Suspension Rear

Suspension	Suspension	Swing arm	Suspension	Swing arm
Shock absorber	Shock absorber	Monoshock	Shock absorber	Dual Shock
Brand	Brand	Showa	Brand	Showa
Travel	Travel	43 mm	Travel	76 mm
Adjustment	Adjustment	Preload	Adjustment	Preload

Chassis

Frame	Frame	Steel	Frame	Steel
Rake	Rake	30 degree	Rake	30 degree
Trail	Trail	157 mm	Trail	137 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	Single piston
Shock mount	Shock mount	Floating caliper	Shock mount	Fixed caliper

Assistance Systems

Advanced Rider Assistance Systems	Advanced Rider Assistance Systems	ABS, Anti-slipping control, Riding modes, Cornering ABS, Engine drag torque control, Tire pressure monitoring system, Traction control	Advanced Rider Assistance Systems	ABS, Riding modes, Traction control, Modern electronics

Dimensions and Weights

Front tyre width	Front tyre width	100 mm	Front tyre width	100 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	150 mm
Rear tyre height	Rear tyre height	80 %	Rear tyre height	80 %
Rear tyre diameter	Rear tyre diameter	16 inch	Rear tyre diameter	16 inch
Length	Length	2,320 mm	Length	2,250 mm
Width	Width	925 mm	Width	840 mm
Wheelbase	Wheelbase	1,630 mm	Wheelbase	1,545 mm
Seat Height	Seat Height	680 mm	Seat Height	705 mm
Fuel Tank Capacity	Fuel Tank Capacity	13.2 l	Fuel Tank Capacity	11.7 l
Range	Range	240 km	Range	245 km
Combined CO2 emissions	Combined CO2 emissions	128 g/km	Combined CO2 emissions	130 g/km
Combined fuel consumption	Combined fuel consumption	5.5 l/100km	Combined fuel consumption	5.5 l/100km
Ground clearance	Ground clearance	125 mm	Ground clearance	110 mm

Equipment

Equipment	Equipment	Bluetooth, Connectivity, LED daytime running lights, LED-Headlights, TFT display, USB-C socket	Equipment	LED-Headlights, Lighting