Fitment: Replacement for Paccar diagnostic port, compatible with Cummins INLINE 5, Cummins INLINE 6, Noregon, Dearborn, Bosch, and Nexiq data link adapters. Usage: This feedthrough adapter allows connection of a 9-pin ELD or any other J1939 II compatible device to the truck diagnostic port. Characteristic: The adapter provides straight-through electrical continuity, enabling the use of older diagnostic cables with black ends to connect to newer J1939 Type II green connectors in the cab. 9 Pin Connector: Enables use of your interface with a 9-pin adapter to connect to trucks equipped with a Deutsch green 9-pin Type II connector on newer heavy-duty vehicles. Great Choice: Ideal for users with a new vehicle featuring a Green 9-Pin connector in the cab who wish to continue using an older single CAN datalink adapter. Specification: Item Type: J1939 II Adapter Material: ABS Connects other J1939 II compatible devices to your diagnostic port Compatible with Cummins INLINE 5, Cummins INLINE 6, Noregon, Dearborn, Bosch, and Nexiq data link adapters Package List: 1 x Adapter Note: This cable is not compatible with trucks equipped with replacement PACCAR MX engines.