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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