The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - I'm going crazy, need help with trans/gear ratio

Anthony14 · 08-21-2018, 01:06 PM

Yep. Checked the speed with a gps and its accurate. I installed the 3.42's myself. Gm 10 bolt 8.5" rear end.

08-21-2018, 01:06 PM	#19
Anthony14 Registered User Join Date: Apr 2014 Location: Brantford, Ontario Posts: 87	Re: I'm going crazy, need help with trans/gear ratio Yep. Checked the speed with a gps and its accurate. I installed the 3.42's myself. Gm 10 bolt 8.5" rear end.