It looks like it says 11 45 which would be a 4.09 gear ratio and then it looks like is says 3 80 which would be March of 1980.
CK5
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lets play the name game.
- Thread starter makovai
- Start date
87BrnRsd
1/2 ton status
Yup....The axle was made in Mrach of 1980, and it is a 4.10 ratio.....according to the ring gear.
-Harrison
-Harrison
Just order a bearing kit. Got mine $114 ebay full kit. 
makovai
1/2 ton status
you guys rock....thanks alot.
I'll tell them a 1980 3/4 ton suburban, blue with white trim
thanks again.
I'll tell them a 1980 3/4 ton suburban, blue with white trim
thanks again.
