SX
50
RX
50
Drive safely always wearing a helmet and protective clothing. Observe the laws of the road and respect the environment. Carefully read the owners’ handbook. Photographs, technical data, specifications
and colors shown in this brochure refer to the Italian market version and may be subject to change without prior notice. Ask your official Aprilia dealers for full details. In order to maintain your machine in
a safe and efficient manner, always demand official Aprilia Spare Parts, which are guaranteed by Aprilia Quality Service in respect of current legislation.
Engine type Single cylinder 2 stroke engine with light alloy cylinder
Engine capacity 49.9 cc
Cooling Liquid
Bore 39.88 mm
Stroke 40 mm
Compression ratio 11.5:1
Induction 17.5 mm Dell’Orto PVHA carburettor.
Vacuum-operated cock on tank.
Lubrication Automatic mixer
Fuel Unleaded petrol
Starter Kick starter
Ignition CDI electronic ignition
Alternator 85W (120W optional)
Gearbox 6 speeds
Ratios 1
st
11/34, 2
nd
15/30, 3
rd
18/27, 4
th
20/24, 5
th
22/23, 6
th
23/22
Primary drive Gears, drive ratio 21/78
Final drive Chain, drive ratio 11/53
Clutch Multiplate
Frame Single spar steel frame
Front suspension Telescopic hydraulic leading axle fork with 40-mm diam.
stanchions, wheel travel 195 mm
Rear suspension High strength steel swingarm.
Hydraulic monoshock, wheel travel 180 mm
Front brake 300-mm stainless steel disc with floating calliper
Rear brake 180-mm stainless steel disc
with calliper with horizontally opposed pistons
Front wheel Spoked wheel with aluminium rim, size 2.50 x 17”
Rear wheel Spoked wheel with aluminium rim, size 3.50 x 17”
Tyres Front: 110/80 X 17”, Rear: 130/70 x 17”
Dimensions Max. length: 2,045 mm
Max. width: 825 mm
Saddle height: 830 mm
Wheelbase: 1,406 mm
Fuel tank capacity 7 l
Emissions compliance Euro 2
Colours Off Black
Engine type Single cylinder 2 stroke engine with light alloy cylinder
Engine capacity 49.9 cc
Cooling Liquid
Bore 39.88 mm
Stroke 40 mm
Compression ratio 11.5:1
Induction 17.5 mm Dell’Orto PVHA carburettor.
Vacuum-operated cock on tank
Lubrication Automatic mixer
Fuel Unleaded petrol
Starter Kick starter
Ignition CDI electronic ignition
Alternator 85W (120W optional)
Gearbox 6 speeds
Ratios 1
st
11/34, 2
nd
15/30, 3
rd
18/27, 4
th
20/24, 5
th
22/23, 6
th
23/22
Primary drive Gears, drive ratio 21/78
Final drive Chain, drive ratio 11/53
Clutch Multiplate
Frame Single spar steel frame
Front suspension Telescopic hydraulic leading axle fork with 40-mm diam.
stanchions, wheel travel 195 mm
Rear suspension High strength steel swingarm.
Hydraulic monoshock, wheel travel 180 mm
Front brake 260-mm stainless steel disc with floating calliper
Rear brake 180-mm stainless steel disc
with calliper with horizontally opposed pistons
Front wheel Spoked wheel with aluminium rim, size 1.85 x 21”
Rear wheel Spoked wheel with aluminium rim, size 2.15 x 18”
Tyres Front: 90/90 X 21”, Rear: 110/80 x 18”
Dimensions Max. length: 2,100 mm
Max. width: 825 mm
Saddle height: 880 mm
Wheelbase: 1,412 mm
Fuel tank capacity 7 l
Emissions compliance Euro 2
Colours Off White
Dealer