I thought the TH475 was only used in heavier applications, like a big 1-ton, not a 1/2-ton pickup.

I have a TH475 in my P30 with a 12,000 lb GVW. My K3500 with a 454 and 8,000+ GVW only has a TH400.


1955 1st GMC Suburban | 1954 GMC 250 trailer puller project | 1954 GMC 250 Hydra-Matic | 1954 Chevy 3100 . 1947 Chevy COE | and more...
It's true. I really don't do anything but browse the Internet looking for trouble...