Online Catalogue
Aprilia 125 ETX
1999 to 2001
Front Sprocket
Part Number: TBA
Teeth: 14
Available Sizes:
Rear Sprocket
Part Number: TBA
Teeth: 39
Available Sizes:
Please note that the chain shown in this listing is for size reference only. For the correct chain type and grade, please refer to the vehicle's manufacturer manual.
Gear Ratio Chart
Teeth | Front Sprocket | |
14 | ||
Rear Sprocket | 39 | 2.79 standard |
Lower gear ratios allow for higher top speeds.
Higher gear ratios increase torque for better acceleration.