7481 helical transmission gearbox products are offered for sale by suppliers on Alibaba.com, of which speed reducers accounts for 47%, gearboxes accounts for 22%, and truck transmissions accounts for 1%.
A wide variety of helical transmission gearbox options are available to you, such as machinery, oem and manufacturing plant.You can also choose from planetary, helical and worm helical transmission gearbox,as well as from iron, cast iron, and steel helical transmission gearbox,and whether helical transmission gearbox is odm, or obm.