The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - if you havnt changed you rear end gear oil since the 70's you may have this...

1969k10stepside · 11-12-2007, 10:14 PM

Yuck!That's why I always change the fluid in the differentials when I get one if I plan to drive it any,and also why I tell people when they want to know their gear ratio to pull the cover and get the numbers from the ring gear,and replace the oil!

11-12-2007, 10:14 PM	#4
1969k10stepside Registered User Join Date: Mar 2006 Location: USA Posts: 21,019	Re: if you havnt changed you rear end gear oil since the 70's you may have this... Yuck!That's why I always change the fluid in the differentials when I get one if I plan to drive it any,and also why I tell people when they want to know their gear ratio to pull the cover and get the numbers from the ring gear,and replace the oil! Last edited by 1969k10stepside; 11-13-2007 at 10:39 AM.