Triumph Street Twin 2021 vs. Triumph Street Triple 2009

Technical Specifications Triumph Street Twin 2021 compared to Triumph Street Triple 2009

Triumph Street Twin 2021

Triumph Street Triple 2009

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Same only

Differences

Triumph Street Twin 2021

Triumph Street Triple 2009

Engine and Drive Train

Engine type	Engine type	In line crankpin offset	Engine type	In line
Bore	Bore	84.6 mm	Bore	74 mm
Stroke	Stroke	80 mm	Stroke	52.3 mm
Engine power	Engine power	65 HP	Engine power	106 HP
Rpm at Max. Power	Rpm at Max. Power	7,500 rpm	Rpm at Max. Power	11,700 rpm
Torque	Torque	80 Nm	Torque	69 Nm
Rpm at Torque	Rpm at Torque	3,800 rpm	Rpm at Torque	9,100 rpm
Transmission	Transmission	Chain	Transmission	Chain
Cylinders	Cylinders	2	Cylinders	3
Valves per cylinder	Valves per cylinder	4	Valves per cylinder	4
Valves	Valves	OHC	Valves	DOHC
Cooling	Cooling	liquid	Cooling	liquid
Displacement	Displacement	900 ccm	Displacement	675 ccm

Suspension Front

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

Suspension Rear

Brand	Brand	Kayaba	Brand	Kayaba

Brakes Front

Piston	Piston	Four pistons	Piston	Double piston
Brand	Brand	Brembo	Brand	Nissin

Brakes Rear

Type	Type	Disc	Type	Disc
Piston	Piston	Double piston	Piston	Single piston
Brand	Brand	Nissin	Brand	Nissin

Dimensions and Weights

Front tyre diameter	Front tyre diameter	18 inch	Front tyre diameter	17 inch
Rear tyre diameter	Rear tyre diameter	17 inch	Rear tyre diameter	17 inch
Length	Length	2,095 mm	Length	2,030 mm
Width	Width	780 mm	Width	736 mm
Height	Height	1,110 mm	Height	1,250 mm
Wheelbase	Wheelbase	1,450 mm	Wheelbase	1,395 mm
Seat Height	Seat Height	765 mm	Seat Height	800 mm
Fuel Tank Capacity	Fuel Tank Capacity	12 l	Fuel Tank Capacity	17.4 l
License compliancy	License compliancy	A	License compliancy	A