Axle swaps for 1.5 ton, 2 ton, and even 1 ton.
http://www.stovebolt.com/techtips/bigbolts/p30swap/
This also gives a 2" drop from stock on the front, or new springs solve that problem and get the truck back up where it is supposed to be.

The front is not an easy or "bolt on" swap, the rear can be a simple bolt in, depending on what you find.

Grigg

•1951 GMC 250 in the Project Journals
•1948 Chevrolet 6400 - Detroit Diesel 4-53T - Roadranger 10 speed overdrive - 4 wheel disc brakes
•1952 Chevrolet 3800 pickup
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"First, get a clear notion of what you desire to accomplish, and then in all probability you will succeed in doing it..." -Henry Maudslay-