Sprocket ratio calculator.

Original Gear SPK

What you want

FRONT

By fitting a FRONT sprocket with LESSER number of teeth than original fitment by the motorcycle manufacturer, the following benefits can be expected:

  • Lower overall gearing ratios
  • Increased acceleration
  • Reduced maximum speed
  • Increased engine RPM at a given speed

By fitting a FRONT sprocket with GREATER number of teeth than original fitment by the motorcycle manufacturer, the following benefits can be expected:

  • Higher overall gearing ratios
  • Decreased acceleration
  • Increased maximum speed
  • Decreased engine RPM at a given speed

REAR

By fitting a REAR sprocket with LESSER number of teeth than original fitment by the motorcycle manufacturer, the following benefits can be expected:

  • Decreased acceleration
  • Increased maximum speed
  • Decreased engine RPM at a given speed

By fitting a REAR sprocket with GREATER number of teeth than original fitment by the motorcycle manufacturer, the following benefits can be expected:

  • Increased acceleration
  • Reduced maximum speed
  • Increased engine RPM at a given speed