Loc Performance Products LLC, doing business as American Rheinmetall, Plymouth, Michigan, has been awarded an $18,917,898 firm-fixed-price contract for vehicular track shoes. Each awardee will be awarded $500 (minimum contract guarantee per awardee) at the contract award. Vertex Aerospace LLC, Madison, Mississippi, is awarded a $31,807,588 modification (P00012) to a previously awarded indefinite-delivery/indefinite-quantity contract (N0042124D0003). Systems Planning & Analysis Inc., Alexandria, Virginia, was awarded a $12,454,744 firm-fixed-price modification to a previously awarded contract (N00024-23-C-2103) for procurement of a supply chain improvement effort. This contract was competitively procured with proposals solicited via the System for Award Management website, and four offers were received.