I think if you want a later vehicle ride you should just buy a later vehicle. I like old trucks the way they are. One exception, I love my power disc brakes. But I also love my 6 cylinders, standard shift, stiff bouncy ride.

"It's just a phase. He'll grow out of it." Mama, 1964

1956 Chevy 1/2-ton 3100
1953 Chevy 6100 "The Yard dog"
1954 GMC Suburban Now with a new proud owner.