This front sprocket is used on the 33cc, 36cc, 43cc, 49cc and 52cc engines, specifically pocket bikes, mini-choppers, even gas skateboards.  May be used on other applications as well.  This sprocket has 25 teeth and is compatible with  #25 chain ONLY.  

Sprocket details:

• 25 outside teeth
• OD: 53mm (2.09 in)
• 6 inside teeth 
• ID across valleys: 14.06mm (0.55 in)
• ID across teeth: 11.1mm (0.43 in)
• Thickness: 12mm (0.47 in)

• Be sure to measure your chain or current sprocket before ordering.   Most sprockets have the chain size and teeth count stamped into the metal.

  Shipping details:

  Do you need your sprocket fast?  If you order before 3:00 pm CST, Monday thru Friday, your order goes out the same day.    Buy now!