| 摘要 |
A lubrication system of an axle assembly comprising a differential carrier, a side bearing assembly, an annular drain-back spacer provided therebetween, and a device for selectively positioning the drain-back spacer relative to the bearing assembly. The drain-back spacer is provided with a drain-back channel formed therethrough. A method is provided for controlling flow of lubricant between a differential gear and an axle tube by selectively adjusting the position of the drain-back channel in order to provide the desired lubricant flow path.
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