HTS code 9902.15.98 covers "New crankshafts designed for use solely or principally with compression-ignition internal combustion piston engines of a cylinder capacity exceeding 19,000 cc, such crankshafts measuring 200 cm or more but not over 900 cm in length, 100 cm or more but not over 200 cm in width and 50 cm or more but not over 200 cm in height (provided for in subheading 8483.10.30), the foregoing except such new crankshafts of forged steel, other than for vehicles of chapter 87, each measuring more than 1.86 m in length and weighing 453 kg or more" under the US Harmonized Tariff Schedule. This is the official duty rate charged by US Customs when this product is imported into the United States, sourced directly from the U.S. International Trade Commission and refreshed daily.