Our extremely popular Gen 1 GY6 transmission kit is now available again.  This kit comes with the finned drive face, N style clutch bell, 1000RPM clutch spring, and all of the other goodies that have made our trans kits so successful. 

Kit includes:

Ultralight gold specially coated overdrive variator
Finned Aluminum outer drive face
Ultralight large shoe racing clutch
N Style Ultralight drilled & vented clutch bell (99 grams lighter than previous NCY Bell)
Dual range secondary slider
1000 RPM compression spring
Ball bearing compression spring seat12 Gram 18x14 Roller Weights