Starter Reduction Gear – ZS 250 172fmm

Description

Genuine Zongshen starter reduction gear to fit ZS 250cc 172FMM-3A electric-start vertical engines.

Gear dimensions:
Large gear diameter – 62.5mm
Large gear no. of teeth – 60
Small gear diameter – 33mm
Small gear no. of teeth – 16
Gear depth – 27mm
Shaft hole diameter – 10mm

Shaft dimensions:
Diameter – 10mm
Length – 45mm