Engine:
Engine Type : Parallel Twin
Cylinders : 2
Engine Stroke : 4-Stroke
Cooling : Liquid
Valves : 8
Valves Per Cylinder : 4
Valve Configuration : DOHC
Compression Ratio : 11.6:1
Starter : Electric
Fuel Requirements : Regular
Fuel Type : Gas
Transmission:
Transmission Type : Manual
Number Of Speeds : 6
Primary Drive (Rear Wheel) : Chain
Wheels & Tires:
Front Tire (Full Spec) : 110/70 R17
Rear Tire (Full Spec) : 130/70 R17
Brakes:
Front Brake Type : Hydraulic Disc
Rear Brake Type : Disc
Technical Specifications:
Wheelbase (in/mm) : 55.1 / 1399.5
Fuel Capacity (gal/l) : 4.8 / 18.2
Kawasaki Ninja 250R Specs
source : http://www.motorcycle.com/specs/kawasaki/sport/2009/ninja/250r.html