Technical SpecificationsEngine
77° V twin four stroke. Liquid cooled. Single overhead cam with rocker operated exhaust valves, chain timing drive. 4 valve heads with titanium valves. Titanium valve cover screws.
Fuel
Lead-free petrol.
Bore x stroke
76 x 49.5 mm (80 x 55 mm).
Total displacement
449 cc (549 cc).
Compression ratio
12.5:1 (12:1).
Fuel system
Integrated electronic engine management system controlling ignition and fuel injection.
“Hard/soft” mappings selectable from the handlebars.
Throttle body: 38 mm (40 mm).
Ignition
Electronic.
Starting
Electric starting.
Alternator
340 W.
Lubrication
Dry sump with external oil tank. Separate gearbox lubrication.
Gearbox
5 speed. Supermotard gear ratios:
1st 13/30
2nd 15/27
3rd 16/23
4th 20/23
5th 21/21
Clutch
Cable operated multi-plate wet clutch.
Primary drive
Spur gears. Transmission ratio: 22/56.
Final drive
Chain. Transmission ratio: 15/46 (16/46).
Frame
Steel perimeter frame with aluminium alloy vertical members.
Front suspension
Ø 48 mm upside down fork with two adjustments.
Rear suspension
Box section aluminium swingarm with cast body.
Hydraulic monoshock with compression and rebound adjustment.
Brakes
Front: Ø 320 mm stainless steel disc with radial caliper.
Rear: Æ 240 mm stainless steel disc with floating caliper.
Wheels
Light alloy.
Front: 3.50 x 17”
Rear: 5.50 x 17”
Tyres
Front: 120/70 x 17”
Rear: 180/55 x 17”
Dimensions
Overall length: 2,222 mm
Overall width: 800 mm
Ground clearance: 318 mm
Seat height: 918 mm
Wheelbase: 1,495 mm
Fuel tank
Capacity 7.8 litres
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Source:
http://www.apriliausa.com