Yamaha R1 GYTR 2023 vs. Aprilia RS 660 Extrema 2023

Technical Specifications Yamaha R1 GYTR 2023 compared to Aprilia RS 660 Extrema 2023

Yamaha R1 GYTR 2023

Aprilia RS 660 Extrema 2023

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Differences

Yamaha R1 GYTR 2023

Aprilia RS 660 Extrema 2023

Engine and Drive Train

Bore	Bore	79 mm	Bore	81 mm
Stroke	Stroke	50.9 mm	Stroke	63.93 mm
Compression Ratio	Compression Ratio	13	Compression Ratio	13.5
Fuel system	Fuel system	Injection	Fuel system	Injection
Starter	Starter	Electric	Starter	Electric
Clutch Type	Clutch Type	Multiplate in oil-bath	Clutch Type	Multiplate in oil-bath, Antihopping
Transmission	Transmission	Chain	Transmission	Chain
Transmission Type	Transmission Type	Gearshift	Transmission Type	Gearshift
Number of gears	Number of gears	6	Number of gears	6
Cylinders	Cylinders	4	Cylinders	2
Strokes	Strokes	4-Stroke	Strokes	4-Stroke
Valves per cylinder	Valves per cylinder	4	Valves per cylinder	4
Valves	Valves	DOHC	Valves	DOHC
Cooling	Cooling	liquid	Cooling	liquid
Displacement	Displacement	998 ccm	Displacement	659 ccm

Suspension Front

Front suspension	Front suspension	Upside-Down telescopic fork	Front suspension	Upside-Down telescopic fork
Travel	Travel	120 mm	Travel	120 mm

Suspension Rear

Suspension	Suspension	Swing arm	Suspension	Swing arm
Shock absorber	Shock absorber	Monoshock	Shock absorber	Monoshock
Travel	Travel	120 mm	Travel	130 mm

Chassis

Frame type	Frame type	Twin Tube	Frame type	Load-bearing engine
Rake	Rake	24 degree	Rake	65.9 degree
Trail	Trail	102 mm	Trail	104.6 mm

Brakes Front

Type	Type	Double disk	Type	Double disk
Diameter	Diameter	320 mm	Diameter	320 mm

Brakes Rear

Type	Type	Disc	Type	Disc
Diameter	Diameter	220 mm	Diameter	220 mm

Dimensions and Weights

Front tyre width	Front tyre width	120 mm	Front tyre width	120 mm
Front tyre height	Front tyre height	70 %	Front tyre height	70 %
Front tyre diameter	Front tyre diameter	17 inch	Front tyre diameter	17 inch
Rear tyre width	Rear tyre width	190 mm	Rear tyre width	180 mm
Rear tyre height	Rear tyre height	55 %	Rear tyre height	55 %
Rear tyre diameter	Rear tyre diameter	17 inch	Rear tyre diameter	17 inch
Length	Length	2,055 mm	Length	1,995 mm
Width	Width	690 mm	Width	745 mm
Wheelbase	Wheelbase	1,405 mm	Wheelbase	1,370 mm
Seat Height	Seat Height	855 mm	Seat Height	820 mm
Fuel Tank Capacity	Fuel Tank Capacity	17 l	Fuel Tank Capacity	15 l