Aprilia RS 660 Extrema 2023 vs. Yamaha R7 2023

Technical Specifications Aprilia RS 660 Extrema 2023 compared to Yamaha R7 2023

Aprilia RS 660 Extrema 2023

Yamaha R7 2023

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Differences

Aprilia RS 660 Extrema 2023

Yamaha R7 2023

Engine and Drive Train

Engine type	Engine type	In line crankpin offset	Engine type	In line
Bore	Bore	81 mm	Bore	80 mm
Stroke	Stroke	63.93 mm	Stroke	68.6 mm
Engine power	Engine power	100 HP	Engine power	73.4 HP
Rpm at Max. Power	Rpm at Max. Power	10,500 rpm	Rpm at Max. Power	8,750 rpm
Torque	Torque	67 Nm	Torque	67 Nm
Rpm at Torque	Rpm at Torque	8,500 rpm	Rpm at Torque	6,500 rpm
Compression Ratio	Compression Ratio	13.5	Compression Ratio	11.5
Fuel system	Fuel system	Injection	Fuel system	Injection
Starter	Starter	Electric	Starter	Electric
Clutch Type	Clutch Type	Multiplate in oil-bath, Antihopping	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	2	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	659 ccm	Displacement	689 ccm

Suspension Front

Front suspension	Front suspension	Upside-Down telescopic fork	Front suspension	Upside-Down telescopic fork
Diameter	Diameter	41 mm	Diameter	41 mm
Travel	Travel	120 mm	Travel	130 mm
Adjustment	Adjustment	Compression, Preload, Rebound	Adjustment	Compression, Preload, Rebound

Suspension Rear

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

Chassis

Frame	Frame	Aluminium	Frame	Steel
Rake	Rake	65.9 degree	Rake	66.3 degree

Brakes Front

Type	Type	Double disk	Type	Double disk
Diameter	Diameter	320 mm	Diameter	298 mm
Piston	Piston	Four pistons	Piston	Four pistons
Technology	Technology	radial	Technology	radial

Brakes Rear

Type	Type	Disc	Type	Disc
Diameter	Diameter	220 mm	Diameter	245 mm

Assistance Systems

Advanced Rider Assistance Systems	Advanced Rider Assistance Systems	ABS, Riding modes, Launch-Control, Ride by Wire, Quickshifter, Traction control, Anti-wheelie	Advanced Rider Assistance Systems	ABS

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	180 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
Wheelbase	Wheelbase	1,370 mm	Wheelbase	1,395 mm
Fuel Tank Capacity	Fuel Tank Capacity	15 l	Fuel Tank Capacity	13 l
License compliancy	License compliancy	A	License compliancy	A

Equipment

Equipment	Equipment	LED-Headlights	Equipment	LED-Headlights