2017 Aprilia SR Motard 50 Technical Analysis & Specification Breakdown
At the heart of the 2017 Aprilia SR Motard 50 scooter motorcycle, Aprilia features a 49.4 cc (3 cu in) air-cooled single cylinder, four-stroke configuration. In factory specification, peak output is rated at 4.6 HP (3.3 kW) at 9,500 rpm while maximum torque reaches 3.8 Nm (2.8 lb-ft) at 8,000 rpm, transferring power to the rear wheel through a automatic gearbox and belt final drive. Internal engine geometry specifies a bore and stroke of 40.0 x 39.3 mm (1.6 x 1.5 inches).
On the scales, the SR Motard 50 measures 106 kg (234 lbs) dry. Rider ergonomics and chassis geometry center around a 775 mm (30.5 in) seat height — offering a neutral standover height that accommodates most average-inseam riders without sacrificing cornering clearance, combined with a 1,350 mm (53.1 in) wheelbase engineered for quick, flickable steering geometry. The 7-liter (1.8 US gal) fuel tank supports practical everyday commuting and weekend road stints.
Within MotoLibrary's Aprilia archive, this model family spans 7 indexed model years from 2013 to 2020, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.
Power Band Window
8,000–9,500 rpm
Standover Height
775 mm (30.5 in)
Engine
Displacement49.4 ccm (3.01 cubic inches)
Engine TypeSingle cylinder, four-stroke
Engine DetailsSingle cylinder, four-stroke
Power4.6 HP (3.3 kW)) @ 9500 RPM
Torque3.8 Nm (0.4 kgf-m or 2.8 ft.lbs) @ 8000 RPM
Bore x Stroke40.0 x 39.3 mm (1.6 x 1.5 inches)
Valves/Cylinder4
Fuel SystemCarburettor. Keihin NCV F20
LubricationWet sump
CoolingAir
Transmission
GearboxAutomatic
Final DriveBelt (final drive)
ClutchAutomatic centrifugal dry clutch
Performance
Emission DetailsEuro 2
Chassis
Frame TypeSingle cradle structure in tubular steel with pressed reinforcements
Front SuspensionHydraulic telescopic fork with straight stanchions “ wheel travel: 86mm
Front Travel86 mm (3.4 inches)
Rear SuspensionSingle arm with engine crankcase as swinging element, served by a single shock “ wheel travel 76mm
Rear Travel82 mm (3.2 inches)
Wheelbase1350 mm (53.1 inches)
Wheels & Brakes
Front Tyre120/70-14
Rear Tyre120/70-14
Front BrakesSingle disc. Two-piston floating caliper
Front Brake Ø220 mm (8.7 inches)
Rear BrakesExpanding brake (drum brake)
Rear Brake Ø140 mm (5.5 inches)
Dimensions & Weight
Dry Weight106.0 kg (233.7 pounds)
Power/Weight0.0430 HP/kg
Seat Height775 mm (30.5 inches) If adjustable, lowest setting.
Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.
Power
Compare engine output with similar motorcycles if acceleration, highway use or two-up riding matters.
Torque
Torque is useful for judging real-world pull, especially for touring, commuting and loaded riding.
Seat Height
Check the seat height against your inseam and riding posture before choosing a motorcycle.
Weight
Compare weight carefully because it affects low-speed handling, parking and confidence.
Fuel Capacity
Fuel capacity helps estimate touring range and how often you may need to stop.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
Suspension
Suspension details can matter for comfort, road feel and long-distance riding.
Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.
