Triumph Street Twin 2021 vs. Triumph America 2017

Technical Specifications Triumph Street Twin 2021 compared to Triumph America 2017

Triumph Street Twin 2021

Triumph America 2017

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Differences

Triumph Street Twin 2021

Triumph America 2017

Engine and Drive Train

Bore	Bore	84.6 mm	Bore	90 mm
Stroke	Stroke	80 mm	Stroke	68 mm
Engine power	Engine power	65 HP	Engine power	61 HP
Rpm at Max. Power	Rpm at Max. Power	7,500 rpm	Rpm at Max. Power	6,800 rpm
Torque	Torque	80 Nm	Torque	72 Nm
Rpm at Torque	Rpm at Torque	3,800 rpm	Rpm at Torque	3,300 rpm
Clutch Type	Clutch Type	Multiplate in oil-bath	Clutch Type	Multiplate in oil-bath
Transmission	Transmission	Chain	Transmission	Chain
Number of gears	Number of gears	5	Number of gears	5
Valves	Valves	OHC	Valves	DOHC
Cooling	Cooling	liquid	Cooling	Air
Displacement	Displacement	900 ccm	Displacement	865 ccm

Suspension Front

Front suspension	Front suspension	Telescopic fork	Front suspension	Telescopic fork
Brand	Brand	Kayaba	Brand	Kayaba

Suspension Rear

Brand	Brand	Kayaba	Brand	Kayaba

Chassis

Frame	Frame	Steel	Frame	Steel

Brakes Front

Piston	Piston	Four pistons	Piston	Double piston
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	Floating caliper

Dimensions and Weights

Front tyre width	Front tyre width	100 mm	Front tyre width	130 mm
Front tyre height	Front tyre height	90 %	Front tyre height	90 %
Front tyre diameter	Front tyre diameter	18 inch	Front tyre diameter	16 inch
Rear tyre width	Rear tyre width	150 mm	Rear tyre width	170 mm
Rear tyre height	Rear tyre height	70 %	Rear tyre height	80 %
Rear tyre diameter	Rear tyre diameter	17 inch	Rear tyre diameter	15 inch
Length	Length	2,095 mm	Length	2,420 mm
Width	Width	780 mm	Width	821 mm
Height	Height	1,110 mm	Height	1,141 mm
Wheelbase	Wheelbase	1,450 mm	Wheelbase	1,617 mm
Seat Height	Seat Height	765 mm	Seat Height	690 mm
License compliancy	License compliancy	A	License compliancy	A