|Aprilia RS250 1999|
|Configuration||2-stroke 90° V twin, liquid cooled. Sequential three-stage valve on the exhaust, electronically managed by a digital control unit and controlled by a "step-by-step" motor||Gearbox||6 speed. Removeable cluster. Forced lubrication with volumetric pump.|
|Bore & Stroke||56 x 50.6 mm||Clutch||Wet multi-plate|
|Compression Ratio||12.5:1||Starter||Kick starter|
|Maximum Power||Charging system|
|Fuel||Mikuni TM 34 SS flatslides, with electronic management by electrovalves that section the maximum air passages and the idling circuits||Ignition||CDI digital, with advance mapping programmed on three parameters (opening of carburettor valves, opening speed and engine rpm)|
|Frame||Inclined double beam, magnesium alloy.||Wheels||Aluminium alloy, with 5 tangential
Front 3.50 x 17"
Rear 4.50 x 17"
|Dimensions||Weight: 140 kg.
Wheelbase: 1365 mm.
Length: 1980 mm.
|Tyres||Front: 120/60 ZR 17"
Rear: 150/60 ZR 17"
|Front Suspension||Inverted Ø 41 mm, with adjustable rebound and compression damping, 120 mm travel.||Brakes||Front: Dual floating Ø 298
mm discs, 4 spot Brembo calipers differentiated diameter pistons.
Rear: Ø 220 mm
|Rear suspension||Magnesium alloy swingarm. Monoshock with resevoir, adjustable extension, compression and spring preloading. 130mm rear wheel travel.||Fuel Capacity||19.5 litres (reserve 3 litres)|
|Colour Schemes||Red and Blue
Red and Black
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