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Old 10-03-2005, 02:14 PM   #4
gregbr
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Join Date: Mar 2002
Location: Rock Hill, SC USA
Posts: 1,214
Pulled the cover off the rear....it's a 3.73 (11 41), but I can't tell about the locking part since it's all closed up in the center. Tell me what to look at.

Glove box states G80 Locking differential. Greg
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67 Chevy, Small back glass, Factory 4WD, Factory Shortbed, Factory V8, Lifted 4"
70 GMC Sierra Grande, Factory Shortbed, Factory 402/400 turbo, Super Custom Interior. Numbers matching with SPID & Build Sheet. 68K Original Miles. Restored 2010

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