rear differential

I’ve seen this discussed in a few other threads but wanted to get some new opinions… I’ve got a 2021 2500 with the 6.4 8 speed trans and approximately 70,000 miles. I’ve been experiencing a faint whining noise on my drive to work which is mostly 55 mph the entire way. The noise begins after...

Calling all seasoned Ram HD enthusiasts, I recently purchased my truck that has the standard 3.73 rear axle with no LSD or locker and want to make the upgrade. My truck will expect mild towing & off-road use and I expect to keep the truck for a long time so which brand is best to shop for...

He all. I was doing rear diff service today changing the oil and I noticed quite a bit of slop in my rear diff. I’m wondering if anyone know how normal this is and if it’s not then how far along is it in terms of getting to the point of a breakdown. It’s 3.73 gears with 37” tires. The squeaking...