Aprilia RXV 5.5 - 2008 Specifications and Reviews

The 2008 Aprilia RXV 5.5 is a mid-sized enduro motorcycle powered by a 549cc V-twin engine, designed for riders seeking a capable off-road machine. Its lightweight construction and manageable power delivery make it ideal for both amateur and experienced dirt bike enthusiasts tackling varied terrain. The RXV 5.5 is best known for its reliability and responsive handling characteristics on challenging off-road conditions.

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General information

CategoryEnduro / offroad
Year2008
ModelAprilia RXV 5.5
 
 

Engine and Transmission Specifications

ClutchCable operated multi-plate wet clutch.
Gearbox5-speed
Cooling systemLiquid
Lubrication systemDry sump with external oil tank. Separate gearbox lubrication.
Fuel controlSOHC
Valves per cylinder4
Fuel systemInjection
Bore x stroke80.0 x 55.0 mm (3.1 x 2.2 inches)
Compression12.0:1
Stroke4
Engine typeV2
Capacity:549.00 ccm (33.50 cubic inches)
 
 

Physical measures and capacities

Wheelbase1,495 mm (58.9 inches)
Ground clearance321 mm (12.6 inches)
Overall width800 mm (31.5 inches)
Seat height918 mm (36.1 inches) If adjustable, lowest setting.

Aprilia RXV 5.5 dimensions and frame

Rear brakes diameter240 mm (9.4 inches)
Rear brakesSingle disc
Front brakes diameter270 mm (10.6 inches)
Front brakesSingle disc
Rear tyre dimensions140/80-18
Front tyre dimensions90/90-21
Rear suspensionBox section aluminium swingarm with cast body.
Front suspension48 mm upside down fork with two adjustments.
Frame typePerimeter frame in special aeronautical steel with aluminium alloy vertical members. Adjustable rake headstock.

Speed and acceleration

Fuel capacity8.40 litres (2.22 gallons)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay

Performance Profile & Rider Fit

Best For

Track75%
City50%
Cornering90%
Daily Riding30%
Touring15%
Passenger10%

Rider Profile

Best ForBest suited to experienced riders comfortable with a tall, lightweight, supermoto-style machine that responds sharply to inputs.
PurposeBuilt for supermoto-style thrills, tight cornering, and mixed tarmac-and-dirt riding rather than outright top speed or distance touring.
Rider FitThe tall 918 mm seat height and minimal bodywork demand good rider fitness, leg reach, and comfort standing on the pegs.
CharacterA sharp, lightweight, high-revving V-twin supermoto with race-derived chassis components designed to feel playful and precise rather than plush.
Not Ideal ForNot a good fit for riders seeking a comfortable, long-distance tourer or a low, beginner-friendly commuter.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Fit Visualizer

2008 Aprilia RXV 5.5 Rider Ergonomics Assessment

Calculated in your browser only - your height/inseam are never sent to our servers.

Feet:

At 918mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with cannot reach comfortably on the 2008 Aprilia RXV 5.5, with a cramped knee angle of around 80 degrees and an upright riding position.

Data quality: measured. Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

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