The product is a Detroit Diesel V71 STD Main Bearing with the OE/OEM Part Number 5149556. It is a Crankshaft Main Bearing manufactured in the United States by Detroit Diesel. The manufacturer part numbers are K 5149556 and 5149556, ensuring compatibility with the V71 engine. While the manufacturer warranty is not specified, the quality of the product is guaranteed by the brand's reputation for producing reliable engine components.