Built in 2014, by Central Gulf Shipyard Incorporated of New Iberia, Louisiana (hull #105) as the Charles K. Settoon for Settoon Towing Incorporated of Pierre Part, Louisiana.

In 2017, the tug was acquired by Savage Marine Services Incorporated of Salt Lake City, Utah. Where she was renamed as the Savage Legacy.

In 2020, Savage Marine Services Incorporated was acquired by the Kirby Corporation of Channelview, Texas. Where the tug was renamed as the Leader.

Powered by two, Cummins K38M diesel engines. With Twin Disc reduction gears, at a ratio of 7:1. Turning two, 76(in) by 58(in), stainless steel, fixed pitch propellers. She is a twin screw towboat, rated at 2,000 horsepower.

Her electrical service is provided by two, 65kW, John Deere 4045 generator sets. The tug's capacities are 25,000 gallons of fuel, 6,000 gallons of potable water, 300 gallons of lube oil. and 300 gallons of gear oil.