Our AlveyTech #40/41/420 chain - 60 tooth sprocket for go-karts and mini bikes is four pounds of black finished steel. This 9-3/4" disc sports a 2-1/8" bore and eight 3/8" mounting holes arranged in a square. The holes are 1...

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Our AlveyTech #40/41/420 chain - 60 tooth sprocket for go-karts and mini bikes is four pounds of black finished steel. This 9-3/4" disc sports a 2-1/8" bore and eight 3/8" mounting holes arranged in a square. The holes are 1-1/4" apart and 2-1/2" across each side of the square pattern. Please refer to the picture for the visual depiction of the mounting hole distance measurements.

Specifications:
Diameter: 9-3/4"
Tooth count: 60
Central hole (bore) diameter: 2-1/8"
Pitch: 1/2"
Mounting holes: 8 x 3/8"
Mounting hole distance #1: 3"
Mounting hole distance #2: 3-1/2"
Weight: 4 lbs.


  • 9-3/4" diameter 60 tooth sprocket with a 2-1/8" bore.
  • 8 x 3/8" mounting holes spaced 1-1/4" apart.
  • Two mounting configurations
  • Monster Scooter Parts is the only authorized seller of AlveyTech products.
  • 9-3/4" diameter 60 tooth sprocket with a 2-1/8" bore.
  • 8 x 3/8" mounting holes spaced 1-1/4" apart.
  • Two mounting configurations
  • Monster Scooter Parts is the only authorized seller of AlveyTech products.

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