Kit Includes: 1x Complete Power Steering Rack & Pinion Assembly - 5119 Fitment:Replacement for 2005-2007 Cadillac STS (3.6L/4.4L/4.6L; with Variable Effort Steering (NV7); Supplied with Electronic Variable Orifice (EVO) Component)Replacement for 2008-2010 Cadillac STS (3.6L/4.4L/4.6L; with Variable Effort Steering (NV7); Supplied with Electronic Variable Orifice (EVO) Component; with Retuned (E5A) Chassis; without Chassis Package ( Retuned E5A) or Active Steering Control (JL7 ))Replacement for 2011 Cadillac STS (3.6L; with Variable Effort Steering (NV7); Supplied with Electronic Variable Orifice (EVO) Component)Introduction:Detroit Axle is a leading global retailer and distributor of OE re-manufactured and new aftermarket auto parts. We are committed to providing first-class products and outstanding customer service at an incredible value. Our rapidly-expanding product line includes CV Axles, Wheel Hub & Bearings, Suspension & Chassis parts, Complete Strut Assemblies, Shock Absorbers, Drilled & Slotted Brake Rotors, Conventional Brake Rotors, Ceramic Brake Pads, Rack & Pinion Assemblies, Gearboxes, Drive Shafts, Transmissions, and more. With over 30 years of experience, we are proud that millions of customers around the world rely on Detroit Axle parts. We have two Metro Detroit storefront locations on the north and west sides of the city. Our flagship location, in the heart of Detroit’s 8 Mile Road, is a combined retail storefront and over 180,000 square feet of the warehouse that serves as our global distribution center.