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08-05-2002, 02:05 PM
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#1 |
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Saving 1 truck at a time!
Join Date: Aug 2001
Location: Kent, WA
Posts: 6,465
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I think it's a...?
C30 dually rearend casting number is 3883379. I believe this is a GM 12 1/4 inch ring gear. Anybody have a clue? I need to replace the pinion seal. I have a diagram of 1977 GM 12 1/4 that looks similar but mine has no ring gear thrust pad. Any help would be appreciated.
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'68 C20 Longhorn 50th Anniversary 400/TH400 '68 C20 Longhorn 50th Anniversary 468/TH400w/buckets '72 C20 Halfhorn (Longhorn w/o cab and front clip) '69 Flxible Cruiser (look up ugly in the dictionary) |
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