BRAND NAME CG125 4 SPEED
Engine Type 4 Stroke (O H V)
Total Exhaust Volume (c.c.) 124
Number of Cylinder One
Comp. Ratio 09:01
Bore x Stroke (mm) 56.5 x 49.5
Max. Power (ps/rpm) 11/9000
Max. Torque (kg-m/rpm) 0.89/7000
Net. Weight (kg) 33
Fuel Type (gasoline) Unleaded
Power Transmission System Speed Change System Operate Left Foot Tread
Speed Change in Crank Box Gear
Speed Reduction Ratio 4.055 (73/18) 4.055 (73/18)
Speed Reduction Ratio 1st Stage 2.769 (13/36) 2.400 (15/36)
2nd Stage 1.722 (18/13) 1.882 (17/32)
3rd Stage 1.272 (22/28) 1.400 (20/18)
4th Stage 1.000 (25/25) 1.130 (23/26)
5th Stage ----- 0.960 (25/24)
Clutch Type Wet Multi Blade
Operation Left Head Operrated
Capacity (k .g.m) 7.6
Numbers 5
Generation Motor Generation Type ACG. Fly Wheel
Relay Non-Contact
Capacity k w (rpm) 0.12 (5000)
Starting Motor TYPE SM
Output (k w) 0.58
Voltage 12V
Ignition method Cdi Adjustable Angle
Ignition angle (rpm) 15/1400
Spark type A. C.
Plug Model D7/D8 EA (NGA)
Plug Size 12 x 19
Gap of plug 0.6-0.7
Drive from Transmission to Chain Drive
Speed Reduction Ratio for Above 2.733 (15/41)
Cooling System Natural Air Cooled
Lubrication System Compression & Splash
Air Value Transmission System Lubrication SAEW 10w~30
Lubrication Parts Engine/Driving System
Capacity (I) 0.8-1.2
Starting Method Electric/ Foot Tread Start 
Design and specifications are subject to change without prior notice.