The 300-400 and Dorman - OE Solutions Power Steering Pump Pulley is designed to provide a perfect fit and reliable performance. This original equipment replacement part is made with quality materials for superior durability. As a direct replacement for the original pulley, it restores the power steering system to its original functionality, especially after it has been contaminated by road debris or damaged during service. This pulley is trusted by automotive experts with over a century of experience and backed by a team of product experts in the United States. It is a reliable solution for an OE part that requires replacement due to wear and tear or mechanical damage. With its superior durability, this power steering pump pulley guarantees long-term performance and reliable service life.