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Yamaha Aerox SP55 2011

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Yamaha Aerox SP55 2011
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Yamaha Aerox SP55 2011 VS
All other Scooters
 
General Information
Category Scooter 
Model Year 2011  
Manufacturer Yamaha  vs 9.8% Scooters have Yamaha
Model # Aerox Sp55 
Number of riders 2 persons 
Engine and transmission
Engine Type 1 Cylinders, 2-stroke, Single  vs 31.9% Scooters have 1 cylinders 2-stroke Single
Gear box Automatic, Variator Clutch  vs 22% Scooters have Automatic Variator clutch
Displacement
49 cc (2.99 cubic inches)
vs
155.74 cc

106.74 cc lower than average. Engine displacement is the volume inside the cylinders of an engine. The larger the engine displacement is, the more powerful the scooter usually is.
Power
3 HP (2 kW)
vs
13.76 HP

10.76 HP lower than average. The power of the scooter is measured in HP or KW.  The more power the scooter has the faster it can travel.
Torque
4 Nm (2.73 lb-ft)
vs
16.22 Nm

12.22 Nm lower than average. Torque is a measure of the turning power of the engine.  A higher torque means faster acceleration.
Power-to-weight ratio
0.02 KW/lbs (48.50 lbs/HP)
vs
0.07 KW/lbs

0.05 KW/lbs lower than average. A calculation of horsepower divided by weight.  The higher the ratio the more power there is per lb, which means a faster scooter.
Throttle Cable Operated 
Engine mounting Transverse  vs 90.6% Scooters have Transverse
Most scooter engines are transverse mounted.
Sparks per cylinder 1  
Clutch Centrifugal Clutch  vs 1.4% Scooters have centrifugal clutch
Starter Electric / Kick-starter 
This combination of starter means can either start the engine with a kick, or also with turn of the key or push of button.
Cooling system Water Cooled  vs 45.9% Scooters have Water cooled
Bore × stroke 2 inch × 1.54 inch (square) 
Fuel supply system Carburetor  vs 61.2% Scooters have Carburetor
Lubrication system Oil Pump  vs 9.1% Scooters have Oil pump
Final drive Sprocket  vs 5.8% Scooters have Sprocket
Ignition Type Analogue Cdi (capacitive Discharge Ign.) 
Compression 7.4:1   vs 3.3% Scooters have 7.4:1
Fuel capacity
2 gals
vs
2.40 gals

0.4 gals lower than average.
Suspension, Chassis and Brakes
Brake Disk, ø7.48 Inch  vs 5.3% Scooters have Disk Ø7.48 inch
Suspension Twin Shock, Swingarm  vs 33.9% Scooters have twin shock Swingarm
Tire 140 / 60 R13  
Suspension travel
2 inch
vs
3.43 inch

1.43 inch lower than average.
ABS available No  vs 96.1% Scooters don't have ABS available
ABS (anti-lock braking system), prevents the brakes from locking when applied under constant pressure, by pulsating.  ABS allows for more control while braking.
Dimensions
Length
68.6 inch
vs
75.02 inch

6.42 inch lower than average.
Wheel Base
49.4 inch
vs
52.97 inch

3.57 inch lower than average.
Width
27.2 inch
vs
28.69 inch

1.49 inch lower than average.
Seat Height
32.6 inch
vs
30.39 inch

2.21 inch higher than average.
Height
46.1 inch
vs
46.60 inch

0.5 inch lower than average.
Curb weight
213.8 lbs
vs
313.02 lbs

99.22 lbs lower than average.
Ground Clearance
7.28 inch
vs
6.52 inch

0.76 inch higher than average.


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