NCY Super Trans Kit (1st Generation); GY6, Genuine 125/170
Free returns on all eligible orders
You have 30 days to request a return. All sale items are final sale.
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 seat
12 Gram 18x14 Roller Weights
Shipping information
Orders are prepared as quickly as possible. Delivery times and shipping costs are calculated at checkout based on the destination and items ordered.
Returns & warranty
Please verify fitment and part number before ordering. Contact Thrifty Scooters promptly if an item arrives damaged or incorrect.