The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - '64 K20 4x4 Clunk

rayfinseats · 01-23-2011, 01:44 PM

Remove the covers and actuallly look at the ring gears. They will have a number such as 41 11. 41 divided by 11 = gear ratio. The other thing is it could be missing a tooth on the ring gear or maybe transfer case. Start with the rearend covers...

01-23-2011, 01:44 PM	#6
rayfinseats Registered User Join Date: Dec 2010 Location: sioux city, iowa Posts: 619	Re: '64 K20 4x4 Clunk - What is it? Remove the covers and actuallly look at the ring gears. They will have a number such as 41 11. 41 divided by 11 = gear ratio. The other thing is it could be missing a tooth on the ring gear or maybe transfer case. Start with the rearend covers... Last edited by rayfinseats; 01-23-2011 at 01:45 PM.