№ Part Number Description Part count in models 238А-1700004 Gearbox with clutch housing and reduction gear --------11 238А-1700010 Gearbox and auxiliary gearbox assy ---------- 238Б-1700004 Gearbox with clutch housing and reduction gear -------111 238Б-1700010 Gearbox and auxiliary gearbox assy ---------- 238Н-1700004 Gearbox with reduction gear ------1--- 238Н-1700010 Gearbox with clutch case assembly ---------- 252137-П2 Spring washer (Unit/Part is not on the picture) ------12121212 310214-П29 Bolt (Unit/Part is not on the picture) ------12121212