My stock setup for bumpers is, well, gone due to frame rot and repair. So my bumper is welded on... But I can give a center-to-center measurement of my frame rail on the front if that will help. I can tell you right now it's 2" x 4" x 1/8" rectangular tubing. That's what the YJ frames are made of.
for OJ, my YJ. 1993 Wrangler S 2.5L/AX-5/NP231, Spartan Locked Dana 30/open Dana 35 @ 4.10, 2.5" OME HD springs and Rancho RS5000 shocks, Barricade 9500 winch, custom front and rear bumpers, 136 amp alternator, 30" General Grabber AT2 tires.
1990 Yamaha TW200.
Jeep manuals? YJs, TJs, XJs, WJs, ZJs, parts, electrical, powertrain.