#420 - 24T Front Sprocket Assembly for Coleman CK100 Go-Kart

This hub and front sprocket assembly is used on the Chinese 98cc engines, specifically the Coleman CK100 and the HS100GK go-kart.  May be used on other applications as well.  This sprocket has 24T and is compatible with the 420 chain ONLY. 

Sprocket details:

• Small front sprocket with hub on the CK100
• #420 chain 
• 24 Teeth
• ID 15mm (.58")
• OD 77mm (3.03")
• Chain Wheel II
• (4) 6MM bolt holes
  
• 34.7mm (1.36") bolt circle
• Uses (2) 6002RS bearings
  

Be sure to measure your chain or current sprocket before ordering.  420 chain has 1/2" pitch and 5/16" roller diameter.  Most Chinese sprockets have the chain size and teeth count stamped into the metal.