DetailsIf the flywheel on your generator has an aluminum ring gear use part # 795121
If the flywheel on your generator has a steel ring gear use part # 691564
The 795121 has a nylon bendix on the starter which is designed to prevent damage to the aluminum ring gear on your flywheel.
The 691564 has a metal bendix which is designed to not be damaged by the steel ring gear.
It is very important that you purchase the correct starter motor.