Caterpillar 2U-7985 Motor and Pump

Caterpillar 2U-7985 Motor & Pump is an OEM Cat hydraulic motor-and-pump assembly identified by part number 2U-7985. This Cat-matched unit combines a hydraulic motor and hydraulic pump in a single package, designed to operate within Caterpillar hydraulic systems and the interface conventions used on Cat equipment. It features standard Cat mounting patterns and shaft configurations, enabling straightforward replacement with genuine Cat seals and hardware when servicing the drive assembly. Used in Cat hydraulic circuits that require a matched motor-pump combination, the 2U-7985 provides coordinated power transfer for hydraulic drives and auxiliary systems on heavy equipment, supporting consistent flow and pressure characteristics essential for reliable operation. Common industries for equipment employing this assembly include construction, mining, and other Cat-powered machinery that depend on integrated hydraulic drive components. Selecting this Caterpillar part helps ensure compatibility with Cat service literature and parts catalogs, aiding maintenance planning and future replacements.