Detroit Axle new rack and pinions are re-engineered, built and tested to exceed OE fit and performance. Each rack and pinion assembly is manufactured with the best quality materials and the latest technology to achieve the highest production standards. Besides, all of our complete power steering rack and pinion assemblies are air leak tested to assure reliable performance, hydraulically tested for high-pressure, road simulation tested, and have tie rod load checked. Detroit Axle power rack set is tested across a wide range of real-world driving conditions - ensuring the safety and effectiveness of all our products.