Yamaha R7 World GP 60th Anniversary 2021 vs. Yamaha R3 World GP 60th Anniversary 2021

Technical Specifications Yamaha R7 World GP 60th Anniversary 2021 compared to Yamaha R3 World GP 60th Anniversary 2021

Yamaha R7 World GP 60th Anniversary 2021

Yamaha R3 World GP 60th Anniversary 2021

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Differences

Yamaha R7 World GP 60th Anniversary 2021

Yamaha R3 World GP 60th Anniversary 2021

Engine and Drive Train

Bore	Bore	80 mm	Bore	68 mm
Stroke	Stroke	68.6 mm	Stroke	44.1 mm
Engine power	Engine power	73.4 HP	Engine power	42 HP
Rpm at Max. Power	Rpm at Max. Power	8,750 rpm	Rpm at Max. Power	10,750 rpm
Torque	Torque	67 Nm	Torque	29.6 Nm
Rpm at Torque	Rpm at Torque	6,500 rpm	Rpm at Torque	9,000 rpm
Compression Ratio	Compression Ratio	11.5	Compression Ratio	11.2
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
Ignition	Ignition	Transistor	Ignition	Transistor
Transmission	Transmission	Chain	Transmission	Chain
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	689 ccm	Displacement	321 ccm

Suspension Front

Front suspension	Front suspension	Upside-Down telescopic fork	Front suspension	Upside-Down telescopic fork
Diameter	Diameter	41 mm	Diameter	37 mm

Suspension Rear

Suspension	Suspension	Swing arm	Suspension	Swing arm

Chassis

Rake	Rake	66.3 degree	Rake	25 degree

Brakes Front

Type	Type	Double disk	Type	Single disk

Brakes Rear

Type	Type	Disc	Type	Disc

Assistance Systems

Advanced Rider Assistance Systems	Advanced Rider Assistance Systems	ABS	Advanced Rider Assistance Systems	ABS

Dimensions and Weights

Front tyre width	Front tyre width	120 mm	Front tyre width	110 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	140 mm
Rear tyre height	Rear tyre height	55 %	Rear tyre height	70 %
Rear tyre diameter	Rear tyre diameter	17 inch	Rear tyre diameter	17 inch
Wheelbase	Wheelbase	1,395 mm	Wheelbase	1,380 mm
Kerb Weight (with ABS)	Kerb Weight (with ABS)	188 kg	Kerb Weight (with ABS)	169 kg
Fuel Tank Capacity	Fuel Tank Capacity	13 l	Fuel Tank Capacity	14 l
License compliancy	License compliancy	A	License compliancy	A2