NCY Gear Set (15*37); GY6 150cc stators "name": "RDLN 139QMB 50cc Performance

"name": "RDLN 139QMB 50cc Performance Exhaust - Stainless Steel"

Brand Compatible Models (12" Rims) Genuine Scooter Co

Standard front fitment for many modern Vespa models with 11-inch rims:

and in order to get this cylinder kit to perform properly

and base gasket

NCY Gear Set (15*37); GY6 150cc stators "name": "RDLN 139QMB 50cc PerformanceGet more speed and a more usable rev range out of your GY6 big bore kit with this 15*37 upgear set from NCY. This kit is a 20% upgear ratio from the stock 13*40 gear set. Specifications: Front Counter Shaft Teeth: 15 Front Counter Shaft Dimensions: Spline L: 24mm, OD: 31. 1mm, Overall L: 60mm Gear Press On Area L: 12. 08mm x OD: 19. 08mm, Ends L: 9<10. 5mm x OD: 15mm Rear Final Drive Gear Teeth: 37 Inner Spline: 19, OD: 71. 2mm, ID: 18mm, W: 20mm