Last One.  No more 5G's until maybe next year!

5G- Transmission:  8T/54T/9T >  8M T-Belt Drive     

• 54T driven pulley is made for High Speed use on flat land and / or racing;   

• Includes engine mounting slide plate bracket.

• 5G is made exclusively for the Harbor Freight 79CC slant cylinder 4 cycle Engine.   This engine is considered the best engine choice on the market due to being readily available locally and very low cost currently at $139. 

• GruBee 5G is the only Belt Drive Transmission currently made for this engine that we know of.

•  DO NOT use this transmission as a retrofit to a Phatmoto moped with a LiFan engine.

• 8M Belt operation is quieter than a  noisy #35 chain drive.    8M belts are much stronger than 5M belts

 GRU-BEE 5G TRANSMISSION INCLUDES THE FOLLOWING ITEMS AND FEATURES:

• 5/8" shaft Centrifugal Clutch has an 18 tooth M8 Belt Drive Pulley. 

• Centrifugal Clutch has a needle bearing instead of a bushing. 

• CNC 2-piece billet transmission plate with sliding Pulley hub. 

• 54T Freewheel 8m belt driven pulley.  

• 9T sliding drive sprocket with ring spacers.

• 8M T Belt.  

• Final drive ratio;  18T/54T > 9T/56T =  18.6-1 which means one rear bike wheel turn to 18.6 engine rpms.

• -Steel belt guard cover.  

• 79cc PREDATOR Engine mounting slide bracket is included:     

• ITEMS SHOWN IN THIS ADD THAT ARE NOT INCLUGED.  

• 56T bike wheel sprocket is not included.        Order Separately.   $22.00 extra

• Chrome exhaust pipe is not included.     Order Separately:    $22.95 extra

• Gt2A Red bike Frame is not included.     Order Separately:    Out of stock.

• Harbor Freight is your exclusive source for EPA certified Predator 79cc 4 cycle engines.