{"product_id":"dorman-600-442-differential-lock-actuator-rear","title":"Dorman 600-442 Differential Lock Actuator - Rear","description":"\u003ch2\u003eDifferential Lock Actuator for Rear Axle Control\u003c\/h2\u003e\u003cp\u003eThis Dorman differential lock actuator is a direct replacement for the original equipment unit on select Toyota and Lexus applications. Built with an aluminum housing and electronic actuator design, it is engineered to restore proper differential lock operation on the rear axle.\u003c\/p\u003e\u003cp\u003ePart number 600-442 is a practical OE-style solution for drivers searching for a rear differential lock actuator for Toyota Land Cruiser or Lexus LX450 models. It is also a fitment-based replacement for applications that cross-reference 600-442 during service lookup.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDirect replacement differential lock actuator for specific rear axle applications\u003c\/li\u003e\n\u003cli\u003eElectronic actuator design for controlled lock engagement\u003c\/li\u003e\n\u003cli\u003eAluminum construction for durable housing support\u003c\/li\u003e\n\u003cli\u003eBlade-style connector\/terminal configuration\u003c\/li\u003e\n\u003cli\u003ePackage includes the actuator only\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eDorman 600-442 is engineered to replace the original differential lock actuator on select rear applications, including 1992-2011 Toyota Land Cruiser, 2013-2014 Toyota Land Cruiser, and 1996-1997 Lexus LX450. For owners searching for a rear differential lock actuator for Toyota Land Cruiser 1992-2014 or Lexus LX450 1996-1997, this part provides a direct-fit service replacement built around the original design.\u003c\/p\u003e\u003cp\u003eThe electronic actuator uses an aluminum body and blade terminal connection to match the vehicle’s factory-style setup. This makes it a focused replacement for restoring differential lock function when the original actuator is no longer operating correctly. Part number 600-442 is also referenced in service catalogs under interchange numbers used for the same application.\u003c\/p\u003e\u003cp\u003eThis part cross-references 4145060042 and J78002 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Fix\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRear differential lock not engaging\u003c\/li\u003e\n\u003cli\u003eIntermittent or failed actuator movement\u003c\/li\u003e\n\u003cli\u003eWarning lights related to differential lock operation\u003c\/li\u003e\n\u003cli\u003eLoss of factory rear axle lock function\u003c\/li\u003e\n\u003cli\u003eReplacement needs after actuator wear or electrical failure\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify rear axle application, connector style, and model year before installation. Confirm that the vehicle uses the correct differential lock actuator configuration for Toyota Land Cruiser or Lexus LX450 service. Inspect the electrical connector and surrounding components for corrosion, damage, or contamination before installing the new actuator.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDorman designs this replacement part to directly restore original equipment functionality on listed applications. The reverse-engineered design is intended to match the factory part’s fit and operation for the specified vehicles.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52401888002229,"sku":"BKKY-600-442","price":658.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_600442_Ang.jpg?v=1777760709","url":"https:\/\/www.partcatalog.com\/products\/dorman-600-442-differential-lock-actuator-rear","provider":"PartCatalog","version":"1.0","type":"link"}