XR Series Rigid Tooth Flank Helical Gear Units have the feature of high versatility, good combination and heavy loading capability, along with other merits such as easying to attain various transmission ratio, high efficiency, low vibration and high permissible axis radial load. The series can not only be combinated to various kinds of reducers and variators and meet the requirements, but also be advantage of localization of related transmission equipment.

Configuration modality：
　Foot-mounted
　Flange-mounted
Input power：0.18～160KW
Output speed：0.09～832 r/min
Usableness torque：≤18000N•M