Steering Box Type: Manual Steering Box Orientation: Front Steer Material Type: Steel Finish: Painted Steering Ratio: 25:1 Turns Lock to Lock: 6-1/4 Turns Steering Shaft Spline: 3/4"-30 Input Shaft Diameter: 0.75 inches Input Shaft Length: 3.81 inches Power Steering Pump Included: No Steering Column Included: No OE Number: 91032277 This manual steering box is designed for compatibility with a wide range of GM vehicles from 1965 to 1991.Fits models including Century, LeSabre, Nova, and S10.Suitable for use with , and vehicles such as Apollo, Camaro, Chevelle, El Camino, Impala, Firebird, Prix, and others listed by year and model.