Dorman 31002 HELP! Power Steering Coupling Disc Direct fit replacement unit Unit features Dorman engineered quality enhancements Backed by Dorman's limited Lifetime Warranty 27/64" thick repair coupler disc Absorbs shocks and road impact along the steering shaft 2-5/8" Outside Diameter 25/32" Inside Diameter 5/16" bolt holes spaced 1-27/64" apart