... 2,ZF Technology 3,For bus ZF gearbox 4,Apply to Yutong,King Long,Yaxing,Ankai(AK),JAC,etc. 5,OEM parts Item Double gear(4th ... & 5th speed)Item NO.1280303009Brand NameHYBasic formForgingWeight5 kgTypeHelicalMaterial20CrMnTi / ZF steelTechnologyZF TechnologyMatch TypeGearbox QJ805Car MakeYutong ...