This all-new manual rack and pinion design is a direct-fit unit for the 2015-2021 Challenger, also fits 2015 & 2021 Challenger Drag Pak models This rack is significantly lighter than the factory power steering system by eliminating hoses, pulleys and pumps and offers improved handling characteristics. A shorter pinion shaft allows for more clearance when working with large tube headers and engine swaps in custom applications. Made in USA.Product Specs:Bolts into same mounting location as OEM Power RackOverall length: 51.25"Pivot points: 26.01”Mounts center-to-center: 18.21” (.500" diameter mounting holes)9/16"-26 spline pinion shaftInner tie rod end thread: M16 X 1.5Inner tie rod end length: 14.00”Requires FR1709DD for installation (some installs may require a longer steering shaft)