Scooters

2015Aprilia SR 50 R Factory

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The 2015 Aprilia SR 50 R Factory is an entry-level scooter designed for urban commuters and new riders seeking practical city mobility. Known for its compact dimensions, automatic transmission, and reliable liquid-cooled engine, it delivers straightforward performance and easy handling. The digital dashboard and generous storage compartment enhance its practicality for daily commuting.

Capacity: 49.0 ccm
Engine: Single, two-stroke
Gearbox: Not on record
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Dry weight: 199.0 kg
Seat height: 820 mm
Power: 5.4 HP (3.9 kW) @ 8500 RPM

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What’s new for the 2015 Aprilia SR 50 R Factory

vs the 2014

Spec	2014	2015
Power	5.4 HP (4.0 kW)	5.4 HP (3.9 kW) @ 8500 RPM
Torque	—	4.7 Nm (0.5 kgf-m or 3.5 ft.lbs) @ 8000 RPM
Front suspension	Hydraulic fork,	Hydraulic fork
Front brakes	Single disc	Single disc. Stainless steel disc; racing caliper with twin opposed 32 mm pistons.
Rear brakes	Single disc	Single disc. Racing caliper with twin opposed 30 mm pistons
Compression	11.5:1	12.1:1

Other years 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015

How it rides

Editorial estimate from the spec sheet - not lab tested

Off-road & trail5%

Cornering55%

City riding88%

Daily riding65%

Touring12%

Two-up20%

Track10%

Best for: It's built for short urban hops, commuting, and running errands around town rather than any kind of serious performance riding.
Built for: It has a sporty, aggressive styling identity with racing-inspired brakes and bodywork that give it a performance-scooter attitude despite its modest 50cc output.
Not ideal for: It is not suitable for highway travel, long-distance touring, or riders seeking real straight-line speed or passenger comfort.

Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.

Will it fit you?

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Your height

Inseam (optional)

Units

At 820mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with balls of both feet on the 2015 Aprilia SR 50 R Factory, with a moderate knee angle of around 105 degrees and a slightly forward riding position.

Assumes about 30mm of suspension sag once seated. This is an approximation from category-typical geometry, not a measurement of this bike or of you - sit on one before you buy.

More bikes at 751-820 mm — Middle Ground →

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Full specifications

Engine

Capacity: 49.0 ccm
Power: 5.4 HP (3.9 kW) @ 8500 RPM
Torque: 4.7 Nm (0.5 kgf-m) @ 8000 RPM
Engine type: Single, two-stroke
Power/weight ratio: 0.0271 HP/kg (dry)
Bore x stroke: 40.0 x 39.3 mm
Compression: 12.1:1
Cooling system: Liquid
Fuel system: Carburettor
Starting: Electric
Ignition: CDI
Lubrication system: Wet sump forced lubrication system with mechanical pump

Transmission

Transmission type: Automatic
Final drive: Belt
Clutch: Automatic centrifugal dry clutch

Dimensions & weight

Wheelbase: 1290 mm
Overall length: 1860 mm
Overall width: 705 mm
Overall height: 1120 mm
Seat height: 820 mm
Dry weight: 199.0 kg
Fuel capacity: 7.00 litres
Carrying capacity: Storage compartment in the seat nose

Chassis & suspension

Frame: Split single cradle frame in high tensile strength steel tube
Front suspension: Hydraulic fork
Rear suspension: Engine unit acting as swingarm
Front wheel travel: 90 mm
Rear wheel travel: 70 mm

Brakes & wheels

Front brakes: Single disc. Stainless steel disc; racing caliper with twin opposed 32 mm pistons.
Front brakes diameter: 190 mm
Rear brakes: Single disc. Racing caliper with twin opposed 30 mm pistons
Rear brakes diameter: 190 mm
Front tyre: 130/60-13
Rear tyre: 130/60-13