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What are these stock 4:37 thirds out of?

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Old 11-17-2008, 11:43 AM
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What are these stock 4:37 thirds out of?

My buddy is sellin me his used third members. He sais they have factory 4:37 gears and that they came out of a 1988 turbo 4cyl, but hes not sure about if they are considered a v6 or 4cyl third members . i need to know soon so i can order my aussie lockers or lockrite lockers. Im stickin to the lunchbox lockers because it fits my budget and the snow is gonna fall soon
Old 11-17-2008, 11:49 AM
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It is easy to tell a 4- and 6-cyl diff apart by looking at the housing:
http://www.4crawler.com/4x4/4R_TechInfo.shtml#DiffTypes

Or look inside at the carrier, 4-cyl has only two pinion gears, the 6-cyl (or turbo) would have 4 pinions.
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