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69gmcc10 · 02-14-2017, 07:39 PM

I would second the 3.73. I have driven many ls powered trucks with various displacements with 3.55, 3.73, and 4.10. The 3.73 seems to be the perfect harmony of cruising speed and excellent response.

02-14-2017, 07:39 PM	#6
69gmcc10 Registered User Join Date: May 2011 Location: Missoula, MT Posts: 934	Re: Ring and pinion choice for 4.8 LS I would second the 3.73. I have driven many ls powered trucks with various displacements with 3.55, 3.73, and 4.10. The 3.73 seems to be the perfect harmony of cruising speed and excellent response. __________________ 69 GMC C10 build thread- http://67-72chevytrucks.com/vboard/s...d.php?t=501676 03 Silverado build thread-http://67-72chevytrucks.com/vboard/s...d.php?t=591582