These are the known mechanical and performance specifications for your 2007 Kawasaki ER-6n.
Basic Specs

Engine
Displacement649.00 ccm (39.60 cubic inches)
Type
DetailsTwin, four-stroke
Max RPM
Compression11.3:1
Bore/Stroke83.0 x 60.0 mm (3.3 x 2.4 inches)
Valves/Cylinder8
FuelingInjection. Fuel injection system: ø 38 mm x 2 (Keihin)
IgnitionDigitally
Exhaust
Lubrication
CoolingLiquid
Fuel Economy & Polution
Fuel Consumption
Fuel Capacity15.50 litres (4.10 gallons)
Emissions
Chassis
Frame TypeDia. moon, high-strength steel
Rake
Trail
Front Suspension41 mm-mm-Telefork
Front Travel120 mm (4.7 inches)
Rear SuspensionOn the right of installed, diagonally employed shock strut
Rear Travel125 mm (4.9 inches)
Seat
Seat Height785 mm (30.9 inches) If adjustable, lowest setting.
Alt. Seat Height
Total Height
Total Length
Total Width
Ground Clearance
Wheelbase1,405 mm (55.3 inches)
Dry Weight174.0 kg (383.6 pounds)
Wet Weight
Wheels & Brakes
Front Tire/Tyre120/70-17
Rear Tire/Tyre160/60-17
Front BrakesDouble disc. with Petal disks, doppelkolben
Front Brake Diameter300 mm (11.8 inches)
Rear BrakesSingle disc
Rear Brake Diameter220 mm (8.7 inches)
Wheels
Comments
Safety system ABS Agreement with European Union exhaust standard EURO 3