Allison Transmission Inc., Indianapolis, Indiana, was awarded a $51,097,224 hybrid (cost-plus-fixed-fee and firm-fixed-price) contract for transmission upgrades for the Abrams Main Battle Tank. Bids were solicited via the internet with one received. Work will be performed in Indianapolis, Indiana, with an estimated completion date of Dec. 29, 2023. Fiscal 2022 weapons and tracked combat vehicle procurement, Army; and Foreign Military Sales (Australia) funds in the amount of $51,097,224 were obligated at the time of the award. U.S. Army Contracting Command, Detroit Arsenal, Michigan, is the contracting activity (W56HZV-22-F-0015).