1965-1991 GM 525 Manual Steering Box w/ 3/4-30 Input Spline XVA7_I7QUN55

This Saginaw manual steering box fits many GM applications from 1965-1991 and probably many more. - It accepts either our universal pitman arm (702-2940) oryour stock GM arm (small style, like our 910-32552). Box has a 25:1 ratio (6.25 turnslock-to-lock)with a 3-13/16 inch long input shaft with 3/4 inch 30-splines. - Input shaft is 3/4 inch-30 spline6.25 turns lock to lock25:1 ratio - If you turn the input clockwise, the output also turns clockwise. - Stock specifications on this gear refer to it as 6 rounds lock to lock for a 24:1 ratio.36 Spline1.058 Diameter Top of Splines1.100 Diameter Middle of Splines1.124 Diameter Bottom of Splines - Note: Steering box is not adjusted at the facotry and therefore, it is necessary that the steering box be adjusted upon installation per the instructions as provided on the PDF instruction sheet.1965-1991 GM Manual Steering Box Installation Instructions (PDF)