Description

20 tooth, 45 mm outer diameter starter gear for 125cc GY6 QMI152/157 and 150cc GY6 QMJ152/157 engines. This starter gear is used on a wide variety of scooters and ATV brands and models that have Chinese built 125cc GY6 QMI152/157 and 150cc GY6 QMJ152/157 engines.
Please check the dimensions on the Specs tab to see if this is the correct starter gear for your Chinese built 125cc GY6 QMI152/157 and 150cc GY6 QMJ152/157 engine. Specifications

Inner Diameter (tapered): 16.6 mm – 19.6 mmOuter Diameter: 45 mmNumber of Teeth: 20Thickness: 9.85 mm Compatibility

Jonway YY125QT-21
Jonway YY125T
Jonway YY125T-2
Jonway YY125T-2A
Jonway YY125T-3
Jonway YY125T-4
Jonway YY125T-8
Jonway YY125T-10
Jonway YY125T-12
Jonway YY125T-28
Jonway YY125T-29
Jonway YY150

Jonway YY150-1
Jonway YY150-2
Jonway YY150-5
Jonway YY150T
Jonway YY150T-2
Jonway YY150T-2A
Jonway YY150T-3
Jonway YY150T-4
Jonway YY150T-8
Jonway YY150T-10
Jonway YY150T-12
Jonway YY150T-29