GT Power 2S and 3S Traxxas ID Plug to Female XT60 Plug Charging Lead Cable with Balance Plug Light - Bulb added to the list of

added to the list of external differences between it and the SD40

Molded plastic (black)

This quaint shop is a replica of those in early America

The 12mm bore size allows more fluid volume for better performance

GT Power 2S and 3S Traxxas ID Plug to Female XT60 Plug Charging Lead Cable with Balance Plug Light - Bulb added to the list ofGT Power 2S and 3S Traxxas ID Plug to Female XT60 Plug Charging Lead Cable with Balance Plug Use this with your charger to balance charge batteries that have the Traxxas ID connector installed. One end of the cable plugs directly into a chargers XT60 Output Ports and the 3S or 2S Balance Port. The other end of the adapter plugs into a Traxxas ID batterys connector.