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Gears have me frustrated

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Old Dec 7, 2013 | 11:39 AM
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Default Gears have me frustrated

Have a 94xj and ordered gears for it. Went to install this morning and I have the wrong gears. How do I know if I have a d30hp or d30lp. And where can I get the right gears?
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Old Dec 7, 2013 | 11:55 AM
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If the pinion is toward the top of the diff it is high pinion, if it is toward the bottom, it is low pinion. This question worries me, gears are not something the average Joe should be doing, it isn't as easy as bolting the new gears in, there are a lot of tiny adjustments you have to make, if they are even a little bit off, it can be catastrophic.

Last edited by ohio95xj; Dec 7, 2013 at 11:59 AM.
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Old Dec 7, 2013 | 12:04 PM
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Originally Posted by ohio95xj
If the pinion is toward the top of the diff it is high pinion, if it is toward the bottom, it is low pinion. This question worries me, gears are not something the average Joe should be doing, it isn't as easy as bolting the new gears in, there are a lot of tiny adjustments you have to make, if they are even a little bit off, it can be catastrophic.
Which axle has the reverse and standard gears. I was having them installed at a local dealership so I'm sure they have the tools and knowledge how to install them. My pinion is closer to the bottom of the case so I'm guessing the d30lp.
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Old Dec 7, 2013 | 12:09 PM
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High pinion has reverse cut gears, you need the standard
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Old Dec 7, 2013 | 12:12 PM
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Originally Posted by ohio95xj
High pinion has reverse cut gears, you need the standard
Ok thank you makes sense. I guess I ordered hp gears so now I'm gunna order lp standard rotation gears. Thank you
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Old Dec 7, 2013 | 12:15 PM
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Hang on, if you have a 96, you should have a high pinion, I believe the low pinion was only used in 2000+. Check the axle again, or even better, take a picture
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Old Dec 7, 2013 | 01:46 PM
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He said he had a 94 so yeah, that should be a hp
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Old Dec 7, 2013 | 03:18 PM
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Front axles not original it was swaped when I bought I think it says 98 on the case somewhere
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Old Dec 7, 2013 | 03:29 PM
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http://www.ringpinion.com/b2c/Produc...rce=DiffWizard
Will theses work or is there a better brand/cheaper price
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Old Dec 7, 2013 | 03:41 PM
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Yes, as long as you are sure it's a low pinion.
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Old Dec 7, 2013 | 03:48 PM
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Gears have me frustrated-image-1999711169.jpg



Gears have me frustrated-image-3569670271.jpg



Gears have me frustrated-image-2680165019.jpg

Here's what I got I believe it is a low pinion dana30
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Old Dec 7, 2013 | 04:04 PM
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That is indeed a low pinion
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Old Dec 7, 2013 | 04:13 PM
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Why don't you get a hp30 and install gears in that axle? It's much better than lp30 axles.
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Old Dec 7, 2013 | 04:17 PM
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Does anyone know if I have to buy a bigger carrier for 410 on a c8.25 like you do for a Dana
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Old Dec 7, 2013 | 04:19 PM
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Originally Posted by jburr94xj
Does anyone know if I have to buy a bigger carrier for 410 on a c8.25 like you do for a Dana
No u don't need a bigger carrier for a 8.25
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