4G - 100T Pulley and freewheel Hub

Grubee Inc


  • 100Tooth T -Belt Pulley complete with Freewheel attached;   

  • Fits any Gru-Bee 4G Model 1B, 1C and 2D transmission. 

  • If you are changing your Pulley size from a 1A 80T 4G transmission be sure to order the appropriate plastic cover belt guard and mounting brackets.

  • Not sold for use on any transmission other than our Gru-Bee 4G series.   Do not order if you intend otherwise.