These are the known mechanical and performance specifications for your 2006 Beta Jonathan 350.
Basic Specs

Engine
Displacement349.00 ccm (21.30 cubic inches)
Type
DetailsSingle cylinder, four-stroke
Max RPM
Compression
Bore/Stroke79.0 x 71.2 mm (3.1 x 2.8 inches)
Valves/Cylinder4
FuelingCarburettor. Mikuni BST 33
Ignition
Exhaust
Lubrication
CoolingAir
Fuel Economy & Polution
Fuel Consumption
Fuel Capacity19.00 litres (5.02 gallons)
Emissions
Chassis
Frame TypeSteel
Rake
Trail
Front SuspensionHydraulic fork
Front Travel120 mm (4.7 inches)
Rear SuspensionMonoshock with adjustable spring preload
Rear Travel100 mm (3.9 inches)
Seat
Seat Height740 mm (29.1 inches) If adjustable, lowest setting.
Alt. Seat Height
Total Height
Total Length2,170 mm (85.4 inches)
Total Width1,100 mm (43.3 inches)
Ground Clearance240 mm (9.4 inches)
Wheelbase1,470 mm (57.9 inches)
Dry Weight138.0 kg (304.2 pounds)
Wet Weight
Wheels & Brakes
Front Tire/Tyre120/80-16
Rear Tire/Tyre140/90-15
Front BrakesSingle disc
Front Brake Diameter300 mm (11.8 inches)
Rear BrakesSingle disc
Rear Brake Diameter220 mm (8.7 inches)
Wheels
Comments