The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - C30 dually rear diff gearing options help please

evan love · 01-06-2022, 05:57 PM

Great info THI,

How fast can you drive the 1979 with the 4 10 gears on the highway, and how many rpm's is that?

Thanks

01-06-2022, 05:57 PM	#12
evan love Registered User Join Date: Dec 2018 Location: Coronado CA and Beulah CO Posts: 24	Re: C30 dually rear diff gearing options help please Great info THI, How fast can you drive the 1979 with the 4 10 gears on the highway, and how many rpm's is that? Thanks __________________ onlylovematters... ...and, you know, trucks