Gru-Bee 4G-1B2 > T-Belt transmission for 49cc/53cc HuaSheng 4 cycle engine

New Model Gru-Bee 4G-1B2-  (5M) T-Belt drive Transmission.   Quiet running! 

100T driven pulley and 10T output drive sprocket is Good for Hill country = 5 to 1 drive ratio. 

Includes 10T outboard slide drive sprocket.

Includes a Peek-a-Boo belt guard.   

Place Centrifugal turned on LED Lights in pulley holes for that "Hee Haw" experience!                     ( Centrifugal turn on LED lights are not included.)

4G-1B2 trans Fit only HuaSheng and clone 49cc & 53cc engines with integral 3 shoe or 4 shoe HD centrifugal clutch.   

HuaSheng 142-1G Engine is not included, buy separately here-in.       

100T driven pulley is best for hills and heavy-set riders over 200 lbs.. 

The included 10T slide on key sprocket allows adjustment for chain alignment to bike wheel sprocket. 

Slide 9T sprocket option is not included if wanted must buy separately here-in. 

Freewheel in driven pulley allows easy bike pedaling engine off.   

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