2008Aprilia SR 50 R Factory

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The 2008 Aprilia SR 50 R Factory is a sporty 50cc scooter designed for young riders and urban commuters seeking style and performance. Its liquid-cooled engine, fuel injection, and aggressive styling deliver reliable daily transport with character. Known for combining practical automatic transmission with the sleek aesthetics of larger Aprilia sportbikes.

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 (4.0 kW)

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What’s new for the 2008 Aprilia SR 50 R Factory

vs the 2007

Spec	2007	2008
Front suspension	Hydraulic fork	Hydraulic fork.
Rear suspension	Engine unit acting as swingarm; frame linkages on two radial silent block mountings;	Engine unit acting as swingarm, secured to the frame by linkages on radial silent block mountings.

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 2008 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 (4.0 kW)
Engine type: Single, two-stroke
Power/weight ratio: 0.0271 HP/kg (dry)
Bore x stroke: 40.0 x 39.3 mm
Compression: 11.5:1
Cooling system: Liquid
Fuel system: Injection
Starting: Electric
Ignition: High power inductive ignition.
Lubrication system: Separate mixing 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: 1200 mm
Seat height: 820 mm
Dry weight: 199.0 kg
Fuel capacity: 7.00 litres

Chassis & suspension

Frame: Split single cradle in high tensile tubular steel.
Front suspension: Hydraulic fork.
Rear suspension: Engine unit acting as swingarm, secured to the frame by linkages on radial silent block mountings.
Front wheel travel: 90 mm
Rear wheel travel: 70 mm