This is a Sources Sought Notice for a Transfer Transmission assembly used in High Mobility Multipurpose Wheeled Vehicles (HMMWVs). The notice seeks potential manufacturers, with a minimum guaranteed quantity of 63 units and an estimated maximum of 945 units over three years. The Government will provide a Technical Data Package, and qualification testing is required to become an approved source. Becoming an approved source only provides the opportunity to compete on future solicitations and does not guarantee business.