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Old 06-26-2021, 11:17 PM   #6
72MARIO
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Join Date: Nov 2000
Location: Huntsville Ontario Canada
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Re: 20 to 10 series top arms?

The upper a arms are the same but in my experience the 3/4 ton upper shaft is thicker pushing the top of the wheel out giving you the positive camber.

You could.possibly machine the upper control arm shaft thinner at the mounting points.
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1968 Suburban numbers matching all original truck now equipped with 6.0/4L80 on Accuair
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1967 C/20 6.0/4L80 Roofing Truck
1990 V2500 Suburban "Plow Truck"
2005 TAHOE DD
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