7.5 or 8.5?
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From: Home-w-flattened hubcap shingles
7.5 or 8.5?
1989 S-10 Blazer. RPO codes {GU6} rear axle-3.42 ratio,{G80} locking differential. I'm trying to determine whether it's a 7.5 or a 8.5. Code on axle tube is (PML C 327 2), # cast on pumpkin is 14030352. Can anyone help?
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