Sprocket 420, 20mm Shaft, 17 Tooth

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.