Carrier Question

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fleming442

Captain Tenneal
Dec 26, 2013
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I'm going to lose my 2.41s in favor of 3.23s- are the 7.5s like the 8.2/8.5 where you need a different carrier once you go over a certain gear ratio? I vaguely recall 3.08 being a break point....
 

MrSony

Geezer
Nov 15, 2014
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Yep. 3.08 and numerically lower are series 2. 3.23 on up are series 3. They do make series 3 numbered gears that fit in the 7.5 housing with a series 2 carrier. I think its the ring gears that are thicker on series 3... maybe other differences.
 
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DRIVEN

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Apr 25, 2009
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You'll need a 3-series. Up to and including 3.08 is 2-series. 3.23 and up is 3-series.
 

pontiacgp

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Mar 31, 2006
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Kitchener, Ontario
You can use the 2 series carrier for the 3.23 gears by adding a spacer..

https://www.speedwaymotors.com/7-1-2-Inch-GM-Ring-Gear-Spacer-with-Bolts,7534.html

91048305_L_ef273601-f2c8-48ce-882b-0d97683946a5.jpg
 

DRIVEN

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I got a 2-series from a 87(?) Camaro with 26 splines and used a spacer for 3.42s. Worked okay.
 
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fleming442

Captain Tenneal
Dec 26, 2013
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So, if I do in fact get a 3 series carrier, it seems that the only spider gear kit in 26 spline I can find is made by SVL. The product description says they're backed by Dana. Never heard of them..... Yukon only makes them for 28 spline, according to their website.
 

pontiacgp

blank
Mar 31, 2006
29,270
20,391
113
Kitchener, Ontario
So, if I do in fact get a 3 series carrier, it seems that the only spider gear kit in 26 spline I can find is made by SVL. The product description says they're backed by Dana. Never heard of them..... Yukon only makes them for 28 spline, according to their website.

SVL are gears made in India and use the Dana name to make people think they are quality gears.

check these guys, some of their parts are OEM stock

https://eastcoastgearsupply.com/i-1828247-gm-7-5-spider-gear-kit-26-spline.html
 
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