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If it has disc brakes, its an Isuzu 12 bolt (no relation to the GM axle). If it has drum brakes, its an Isuzu 10 bolt.


I'll check when I get home, but I think for '94, the 10 bolt rear was dropped entirely. I know for sure in '94 all motors were 2.6, and I think all axles were the 12 bolts.

--Dan