DESCRIPTION 2023 Peterbilt 389 Sleeper Truck (PD5422), Paccar engine, 510 hp, 13 speed transmission, tandem axle, air ride suspension, disk brakes, 90 gallon LH fuel tank, 150 gallon RH fuel tank, 72 inch sleeper, 274 inch wheelbase, 138,664 miles. Serial Number: 1XPXDP9XXPD858945 Notes: Previously titled in WI as REBUILT SALVAGED.