The 2011 Honda Ruckus sales brochure is available on powersports.honda.com. I have saved a copy for the future here.

Honda lists the 2011 Ruckus specifications:

Engine

49cc liquid-cooled single-cylinder four-stroke
Fuel System
15mm CV carburetor w/automatic choke
Transmission
Automatic V-Matic belt drive
Curb Weight
194 lbs.
Fuel Capacity
1.3 gallons
Mileage Estimates
114 MPG
Brakes
Front and rear drum
Wheelbase
49.8 inches
Seat Height
28.9 inches
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