I ended going with a DERALE 13615 Series 9000 Trans Cooler Kit. This is their largest unit. It's a bit smaller than the stock, but I don't rock crawl so I think it will be fine. I will report back if I encounter any issues.
It mounted up with...
Found the issue. Both front motors are Chinese replacements and are both full of water. I don't understand where this came as they are supposed to be sealed.
It sounds like your switches are worn out. It happened to mine. The plastic "pin" that pushes down on the circuit wears with age. I had good luck with these:
https://www.ebay.com/itm/284945486810
When you say pulsing, how aggressive are the pulses? ABS will be aggressive. A warped disc will be moderate. I had moderate pulsing, which was corrected by having my discs resurfaced. But, they'd pulse again after ~5000 miles. Finally...
Yes the new mounting brackets will fit older racks. My rack is the first 80 Series prototype rack and is slightly different from the production version and the new mounting brackets bolted up just perfectly.
The new brackets are definitely...