The product is an OEM Denso starter for 2019-2023 RAM 2500 3500 6.7L Diesel Cummins trucks. It is a genuine Mopar part with the manufacturer part number 5442263 and comes with a 1-year warranty. The starter is interchangeable with part numbers 428000-611, 68444855AA, 428000-4570, 280-0374, 428000-3330, and 4934925, among others. This high-quality replacement part ensures reliable ignition performance for your vehicle.