1991 Aprilia AF 1 Futura 125 specifications.

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Engine and transmission 1991 Aprilia AF 1 Futura 125
Engine type:
1 cylinders, 2-stroke, Single
Displacement:
125 cc (7.64 cubic inches)
Bore × stroke:
54 mm × 54.5 mm (square)
Cooling system:
Water cooled
Power:
26.78 HP (19.7 kW) @ 8800 rpm
Throttle:
Cable operated
Valves:
Valve train:
Reed valve, variable
Fuel and ignition:
Sparks per cylinder:
1
Funnel diameter:
34 mm
Compression:
15:1
Engine mounting:
Vertical
Lubrication system:
Oil pump
Gear box:
Manual 6-speed
Clutch:
Wet, cable operated
Final drive:
Chain
Starter:
Electric
Dimensions 1991 Aprilia AF 1 Futura 125
Wheel base:
1355 mm
Trail:
88 mm
Seat height: :
790 mm
Weight:
Curb weight:
140 kg
Chassis and suspension 1991 Aprilia AF 1 Futura 125
Frame type:
aluminium, twin spar
Front:
Suspension:
Cartridge - upside-down
Suspension travel:
120 mm
Fork angle:
26°
Brake:
Single Disk
Tire:
100 / 80 R17
Rear:
Suspension:
mono shock, Mono arm
Suspension travel:
120 mm
Brake:
Disk
Tire:
130 / 70 R17
Other 1991 Aprilia AF 1 Futura 125
ABS available:
No
Power-to-weight ratio:
0.14 HP/kg(7.11 kg/HP)
Top speed:
158 km/h
Fuel capacity:
20 l
Number of riders:
2 persons