These are the known mechanical and performance specifications for your 2010 CCM SM125.
Basic Specs

Engine
Displacement124.00 ccm (7.57 cubic inches)
Type
DetailsSingle cylinder, four-stroke
Max RPM
Compression
Bore/Stroke56.5 x 49.5 mm (2.2 x 1.9 inches)
Valves/Cylinder
FuelingCarburettor
IgnitionC.D.I.
Exhaust
LubricationWet Sump
CoolingAir
Chassis
Frame TypeSteel
Rake
Trail
Front SuspensionConventional fork
Front Travel
Rear SuspensionSingle shock with adjustable preload
Rear Travel
Seat
Seat Height880 mm (34.6 inches) If adjustable, lowest setting.
Alt. Seat Height
Total Height
Total Length
Total Width
Ground Clearance220 mm (8.7 inches)
Wheelbase1,390 mm (54.7 inches)
Dry Weight126.0 kg (277.8 pounds)
Wet Weight
Wheels & Brakes
Front Tire/Tyre
Rear Tire/Tyre
Front BrakesSingle disc
Front Brake Diameter
Rear BrakesSingle disc
Rear Brake Diameter
Wheels
Comments
Wheels 17´ front and 17´ rear. CCM is a British brand.