TECHNICAL INFO Aprilia RXV
– Technical specifications (550 cc engine specifications in brackets) Engine 77° V twin four stroke. Liquid cooled. Single overhead cam with rocker operated exhaust valves, chain timing drive, 4 valve heads, titanium valves.
Fuel Lead-free petrol.
Bore xstroke 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 engine management system controlling ignition and fuel injection.
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. Enduro gear ratios:
1st 12/31
2nd 13/25
3rd 15/23
4th 19/24
5th 21/22 ratio: 22/56.
Clutch Multiple discs in oil bath, cable operated.
Primary drive Spur gears. Transmission
Final drive Chain. Transmission ratio: 15/48.
Frame Steel perimeter frame with alloy vertical members.
Front suspension Ø 45 mm upside down fork, double adjustment.
Rear suspension Box section aluminium swingarm with cast body.
Hydraulic monoshock with compression and rebound adjustment.
Brakes Front: Ø 270 mm stainless steel disc with floating caliper.
Rear: 240 mm stainless steel disc with floating caliper.
Wheels Light alloy.
Front: 1.60 x 21"
Rear: 2.15 x 18"
Tyres Front: 90/90 x 21"
Rear: 140/80 x 18"
Dimensions Overall length: 2,222 mm
Overall width: 800 mm
Ground clearance: 396 mm
Seat height: 996 mm
Wheelbase: 1,495 mm
Fuel tank Capacity 7.8 litres
