Universal Parts GY6 7 Pin Regulator Primavera Ensure your seat hinge and

Ensure your seat hinge and locking mechanism are in good working order for a secure fit

ensure the internal drive tabs are properly aligned with the cutouts in the wheel hub

Model Compatible Versions Drive System Razor E100 & E125 Version 5+ Chain-Driven Only Razor E150 & E175 Version 1+ Chain-Driven Only Razor eSpark & E90 Version 1+ Chain-Driven Only Not compatible with belt-driven models (typically Razor E100/E125 Versions 1–4 with a rubber drive belt and smooth pulley)

NOTE: If the stock adjustment range doesn't suit your needs

Note: If you are using original vintage "Split Rims

Universal Parts GY6 7 Pin Regulator Primavera Ensure your seat hinge andUniversal Parts 7 Pin Regulator Rectifier for 150cc and 125cc 4 stroke QMJ152 157 QMI152 157GY6 engine based scooters. This 7 pin plug is commonly found on "Tank" brand 150cc Chinese scooters. Electrical items are non returnable, please check photos and specifications before ordering. 12 volt regulator 2 connections (4 pin 3 pin) GY6 QMI QMJ 152 157, Tank, Various unlisted makes models