Re: 3/4 ton to 1/2 ton suspension swap.
What rear axle does your GMC have? You can install 1/2 ton leafs in the rear and 1/2 ton coils in the front. Converting a 3/4 ton GMC leaf rear to a 1/2 ton coil and trailing arm rear will require a lot of work and money.
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Michael of the clan Hill,
"Two Seventy Two's"
71 1-ton Dually 350 4-Speed
71 C/50 Grain Truck, 350 Split-Axle 4-Speed
02 3/4 ton Express
14 Indian Chief Vintage
1952 Ford 8N, "Only Ford Allowed On The Property"
"Be American, Buy American"
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