I like H1000 and RL26. I can get 3000 fps easily with hornady 143 eldx with sub 1/2 inch groups. I just started reloading with RL26 but have not found a sweet spot yet.
I can't speak to why you don't have shaking in the streering wheel. But if it turns out to be the front disc's Tundra's had two sizes of calipers. One takes a 4.7" pad and the other takes a 5.3 in pad. Mind had the smaller pads and the rotors kept warping. (it caused the steering wheel to...