Recently discovered that if you use your parking brake while traveling down an icy road you will successfully engaged auto park also. Quite a learning curve for those people who wouldn't consider straight line doughnuts enjoyable.
I use tire shine to pretreat any areas under my jeep for this purpose. Mud does not stick to it near as well as porous plastic or uncoated paint. I typically by the local auto parts store brand and apply liberally.
I've noticed mine doing it before, especially when braking a little more aggressively from a higher rate of speed. Personally I like it as it transfers some of the load from the brake pads to the driveline.
Mostly preference, In the more affordable short arm category. Some brands do utilize different technology in the bushings. If you are truly set up at 3.5 degrees of caster, you are going to be so satisfied to operate beyond 6 degrees that any purchase that gets you there will be satisfactory.
let me attempt a better explanation/illustration... If you disconnect the lower shock mount for the front and the rear, you are able to rotate the shaft to make further adjustments. You will want to support your jeep where your axle is at full droop minus a fraction of a percent to take the...