The Kenworth 15 Inch Donaldson Preferred Fit is a reliable and practical product designed for optimal performance. With rear 6 combo holes, it ensures a secure fit and efficient functionality. This product is built to last, providing long-lasting durability and reliability. Its superior design and construction make it an ideal choice for those seeking a high-quality solution. Experience the benefits of this product's exceptional performance and enjoy its practicality in various applications.