Aprilia SR 50 R 2020 vs. Aprilia RX 125 2021

Technical Specifications Aprilia SR 50 R 2020 compared to Aprilia RX 125 2021

Aprilia SR 50 R 2020

Aprilia RX 125 2021

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Differences

Aprilia SR 50 R 2020

Aprilia RX 125 2021

Engine and Drive Train

Bore	Bore	40 mm	Bore	54 mm
Stroke	Stroke	39.3 mm	Stroke	54.5 mm
Engine power	Engine power	3.6 HP	Engine power	15 HP
Rpm at Max. Power	Rpm at Max. Power	6,500 rpm	Rpm at Max. Power	8,250 rpm
Torque	Torque	4.3 Nm	Torque	12.2 Nm
Rpm at Torque	Rpm at Torque	6,000 rpm	Rpm at Torque	8,000 rpm
Starter	Starter	Electric, Kick	Starter	Kick
Clutch Type	Clutch Type	Centrifugal force	Clutch Type	Multiplate in oil-bath
Transmission	Transmission	Belt	Transmission	Chain
Cylinders	Cylinders	1	Cylinders	1
Strokes	Strokes	2-Stroke	Strokes	4-Stroke
Cooling	Cooling	liquid	Cooling	liquid
Displacement	Displacement	49.4 ccm	Displacement	125 ccm

Brakes Front

Piston	Piston	Double piston	Piston	Double piston

Brakes Rear

Type	Type	Disc	Type	Disc
Piston	Piston	Double piston	Piston	Single piston

Dimensions and Weights

Front tyre width	Front tyre width	130 mm	Front tyre width	90 mm
Front tyre height	Front tyre height	60 %	Front tyre height	90 %
Front tyre diameter	Front tyre diameter	13 inch	Front tyre diameter	21 inch
Rear tyre width	Rear tyre width	130 mm	Rear tyre width	120 mm
Rear tyre height	Rear tyre height	60 %	Rear tyre height	80 %
Rear tyre diameter	Rear tyre diameter	13 inch	Rear tyre diameter	18 inch
Length	Length	1,860 mm	Length	2,243 mm
Width	Width	705 mm	Width	840 mm
Wheelbase	Wheelbase	1,260 mm	Wheelbase	1,490 mm
Seat Height	Seat Height	820 mm	Seat Height	925 mm
Kerb Weight	Kerb Weight	108 kg	Kerb Weight	134 kg
Fuel Tank Capacity	Fuel Tank Capacity	7 l	Fuel Tank Capacity	10 l
Top Speed	Top Speed	45 km/h	Top Speed	115 km/h
License compliancy	License compliancy	AM	License compliancy	A1