The Freudenberg-NOK RWR 4 x 4.25 x 1.5 9400 Rod Wear Ring is designed for optimal performance in hydraulic applications. This wear ring features dimensions of 4" in inner diameter, 4.25" in outer diameter, and a thickness of 1.5", providing a perfect fit for various rod applications. Made from high-quality materials, it offers excellent wear resistance and durability, ensuring long-lasting performance. This wear ring is essential for reducing friction and extending the life of hydraulic components, making it a reliable choice for industrial applications.