Sprocket 420, 20mm Shaft, 17 Tooth


In stock

SKU: K4-02 Category:

This genuine KÜRZ, hard wearing sprocket is made of steel and will fit most pit bikes.

A bigger front sprocket adds speed in each gear and more top speed, but may reduce acceleration.

A smaller front sprocket reduces speed in gear and gives less top speed, but will increase acceleration.

  • Teeth - 17
  • Pitch - 420
  • Shaft size to fit - 20mm
  • Sprocket calculation - 6mm thick = 420 pitch, 7mm thick = 428 pitch.
  • Before ordering a bigger sprocket check you have enough chain length.

Images for illustration purposes only.


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